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Sergiy Maksymenko

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  1. with Iryna Kuznietsova, Homotopy properties of smooth functions on the Möbius band
    Proceedings of the International Geometry Center, vol. 12, no. 3 (2019) 1-29
    pdf | doi: 10.15673/tmgc.v12i3.1488 | scopus

  2. with Anna Kravchenko, Automorphisms of Kronrod-Reeb graphs of Morse functions on 2-sphere
    Proceedings of the International Geometry Center, vol. 11, no. 4 (2018) 72-79
    arXiv:1903.09721 | pdf | doi: 10.15673/tmgc.v11i4.1306

  3. with Alexandra Antoniouk, Contractibility of manifolds by means of stochastic flows
    Topological Methods of Nonlinear Analysis, vol. 52, no. 2 (2018) 599-611
    arXiv:1111.0070 | arXiv:1111.0070 | article page in journal | doi: 10.12775/TMNA.2018.022 | sjr: Q2 | scopus

  4. Symplectomorphisms of surfaces preserving a smooth function, I
    Topology and its Applications, vol. 235, (2018) 275-289
    arXiv:1701.03509 | pdf | article page in journal | doi: 10.1016/j.topol.2017.11.040 | sjr: Q2 | scopus

  5. with Eugene Polulyakh, Characterization of striped surfaces
    Proceedings of the International Geometry Center, vol. 10, no. 2 (2017) 22-38
    arXiv:1710.05959 | pdf | doi: 10.15673/tmgc.v10i2.651

  6. with Eugene Polulyakh, Yuliya Soroka, Homeotopy groups of one-dimensional foliations on surfaces
    Proceedings of the International Geometry Center, vol. 10, no. 1 (2017) 22-46
    arXiv:1708.00216 | pdf | article page in journal | doi: 10.15673/tmgc.v1i10.548

  7. with Eugene Polulyakh, One-dimensional foliations on topological manifolds
    Proceedings of the International Geometry Center, vol. 9, no. 2 (2016) 1-23
    arXiv:1610.00615 | pdf | article page in journal | All volume | doi: 10.15673/tmgc.v9i2.277

  8. with Eugene Polulyakh, Foliations with all non-closed leaves on non-compact surfaces
    Methods of Functional Analysis and Topology, vol. 22, no. 3 (2016) 266-282
    arXiv:1606.00045 | pdf | article page in journal

  9. with Oksana Marunkevych, Topological stability of continuous functions with respect to averagings
    Ukrainian Mathematical Journal, vol. 68, no. 5 (2016) 625-633
    arXiv:1509.06064 | article page in journal | ukrainian version | doi: 10.1007/s11253-016-1252-z | sjr: Q3 | scopus

  10. with Oksana Marunkevych, Topological stability of continuous functions with respect to averaging by measures with locally constant densities
    Proceedings of Intsitute of Mathematics of Ukrainian NAS, vol. 12, no. 6 (2015) 146-163
    arXiv:1601.00151 | article page in journal

  11. with Eugene Polulyakh, Foliations with non-compact leaves on surfaces
    Proceedings of the International Geometry Center, vol. 8, no. 3-4 (2015) 17-30
    arXiv:1512.07809 | article page in journal

  12. with Karsten Keller and Inga Stolz, Entropy determination based on the ordinal structure of a dynamical system
    Discrete and Continuous Dynamical Systems - Series B (DCDS-B), vol. 20, no. 10 (2015) 3507-3524
    arXiv:1502.01309 | doi: 10.3934/dcdsb.2015.20.3507 | sjr: Q1 | scopus

  13. with Bogdan Feshchenko, Orbits of smooth functions on 2-torus and their homotopy types
    Matematychni Studii, vol. 44, no. 1 (2015) 67-83
    arXiv:1409.0502 | article page in journal | doi: 10.15330/ms.44.1.67-83

  14. with Bogdan Feshchenko, Smooth functions on 2-torus whose Kronrod-Reeb graph contains a cycle
    Methods Funct. Anal. Topology, vol. 21, no. 1 (2015) 22-40
    article page in journal | arXiv:1411.6863

  15. with Bogdan Feshchenko, Homotopy properties of spaces of smooth functions on 2-torus
    Ukrainian Mathematical Journal, vol. 66, no. 9 (2014) 1205-1212
    arXiv:1401.2296 | article page in journal | doi: 10.1007/s11253-015-1014-3 | sjr: Q3 | scopus

  16. with Alexandra Antoniouk and Karsten Keller, Kolmogorov-Sinai entropy via separation properties of order-generated σ-algebras
    Discrete and Continuous Dynamical Systems - Series A (DCDS-A), vol. 34, no. 5 (2014) 1793-1809
    arXiv:1304.4450 | doi: 10.3934/dcds.2014.34.1793 | sjr: Q1 | scopus

  17. Homotopy types of right stabilizers and orbits of smooth functions on surfaces
    Ukrainian Mathematical Journal, vol. 64, no. 9 (2012) 1186-1203
    arXiv:1205.4196 | pdf | doi: 10.1007/s11253-013-0721-x | sjr: Q3 | scopus

  18. Local inverses of shift maps along orbits of flows
    Osaka Journal of Mathematics, vol. 48, no. 2 (2011) 415-455
    article page in journal | arXiv:0806.1502 | pdf | sjr: Q3 | scopus

  19. Deformations of circle-valued Morse functions on surfaces
    Ukrainian Mathematical Journal, vol. 62, no. 10 (2011) 1360-1366
    arXiv:1006.1708 | pdf | doi: 10.1007/s11253-011-0450-y | sjr: Q3 | scopus

  20. Image of a shift map along the orbits of a flow
    Indiana University Mathematics Journal, vol. 59, no. 5 (2010) 1587-1628
    arXiv:0902.2418 | pdf | article page in journal | sjr: Q1 | scopus

  21. Functions with isolated singularities on surfaces
    In Proceeding of Institue of Mathematics of NAS of Ukraine 'Geometry and topology of manifolds', vol. 7, no. 4 (2010) 7-66
    arXiv:0806.4704 | pdf

  22. Period functions for \(C^0\) and \(C^1\) flows
    Ukrainian Mathematical Journal, vol. 62, no. 7 (2010) 954-967
    arXiv:0910.2995 | pdf | doi: 10.1007/s11253-010-0417-4 | sjr: Q3 | scopus

  23. Kernel of a map of a shift along the orbits of continuous flows
    Ukrainian Mathematical Journal, vol. 62, no. 5 (2010) 651-659
    arXiv:0910.2995 | pdf | doi: 10.1007/s11253-010-0385-8 | sjr: Q3 | scopus

  24. Symmetries of center singularities of plane vector fields
    Nonlinear Oscillations, vol. 13, no. 2 (2010) 177-205
    arXiv:0907.0359 | pdf | doi: 10.1007/s11072-010-0110-4 | sjr: Q4 | scopus

  25. Functions on surfaces and incompressible subsurfaces
    Methods of Functional Analysis and Topology, vol. 16, no. 2 (2010) 167-182
    arXiv:1001.1346 | pdf | article page in journal

  26. Symmetries of degenerate center singularities of plane vector fields
    Nonlinear Oscillations, vol. 12, no. 4 (2009) 507-526
    arXiv:0907.0737 | pdf | doi: 10.1007/s11072-010-0092-2 | sjr: Q4 | scopus

  27. Functions with homogeneous singularities on surfaces
    Reports of NAS of Ukraine, vol. 8, (2009) 20-23
    PDF

  28. Reparametrizations of vector fields and their shift maps
    Proceedings of Intsitute of Mathematics of Ukrainian NAS, vol. 6, no. 2 (2009) 489-498
    arXiv:0907.0354 | pdf

  29. Connected components of partition preserving diffeomorphisms
    Methods of Functional Analysis and Topology, vol. 15, no. 3 (2009) 264-279
    arXiv:0806.0159 | pdf | PDF

  30. $\infty$-jets of diffeomorphisms preserving orbits of vector fields
    Central European Journal of Mathematics, vol. 7, no. 2 (2009) 272-298
    arXiv:0708.0737 | pdf | doi: 10.2478/s11533-009-0010-y

  31. Homotopy dimension of orbits of Morse functions on surfaces
    Travaux Mathematiques, vol. 18, (2008) 39-44
    arXiv:0710.4437 | pdf | PDF

  32. Hamiltonian vector fields of homogeneous polynomials in two variables
    Topological problems and relative questions. Proceedings of Intsitute of Mathematics of Ukrainian NAS, vol. 3, no. 3 (2006) 269-308
    arXiv:0709.2511 | pdf | in Ukrainian

  33. Consecutive shifts along orbits of vector fields
    Proceedings of the Conference 'Foliations-2005', (Ploand, Lodz, 2005), World Scientific, Singapore, (2006) 327-340
    arXiv:math/0510625 | pdf

  34. Stabilizers and orbits of smooth functions
    Bulletin des Sciences Mathematiques, vol. 130, (2006) 279-311
    arXiv:math/0411612 | pdf | Translation to russian | doi: 10.1016/j.bulsci.2005.11.001 | sjr: Q2 | scopus

  35. Homotopy types of stabilizers and orbits of Morse functions on surfaces
    Annals of Global Analysis and Geometry, vol. 29, no. 3 (2006) 241-285
    arXiv:math/0310067 | pdf | doi: 10.1007/s10455-005-9012-6 | sjr: Q2 | scopus

  36. Path components of Morse mapping spaces of surfaces
    Commentarii Mathematici Helvetici, vol. 80, (2005) 655-690
    arXiv:math/9910085 | pdf | doi: 10.4171/CMH/30 | sjr: Q1 | scopus

  37. Sections of Lie groups actions and M. Newman theorem
    'Fundamental mathematics today' Proceedings dedicated to the 10th Anniversary of the Independent Moscow University, (2003) 246-258
    PDF | Translation to English arXiv:math/0608387

  38. Smooth shifts along trajectories of flows
    Topology and its Applications, vol. 130, (2003) 183-204
    arXiv:math/0106199 | pdf | doi: 10.1016/S0166-8641(02)00363-2 | sjr: Q3 | scopus

  39. with Mark Pankov and Eugene Polulyah, Representations of compact subsets of Rn
    Topology and its Applications, vol. 119, (2002) 33-39
    article page in journal | PDF | doi: 10.1016/S0166-8641(01)00037-2 | sjr: Q2 | scopus

  40. A new proof of classification theorem on components of Morse map space of surfaces
    Proceedings of International Conference 'Low-dimensional topology and combinatorial group theory', Chelyabinsk, August, 1999. Kiev, (2000) 186-198

  41. Classification of m-functions on surfaces
    Ukr. Math. J., vol. 51, no. 8 (1999) 1129-1135
    article page in journal | eng | doi: 10.1007/BF02592517 | sjr: Q4 | scopus

  42. Path-components of Morse mappings space
    Some problems of contemporary mathematics. Proceedings of Intsitute of Mathematics of Ukrainian NAS, vol. 25, (1998) 135-153
    arXiv:math/9906031 | PDF

  43. Equivalence of m-functions on surfaces
    Some problems of contemporary mathematics. Proceedings of Intsitute of Mathematics of Ukrainian NAS, vol. 25, (1998) 128-134
    PDF

  44. On J. Whitehead conjecture
    Some problems of contemporary mathematics. Proceedings of Intsitute of Mathematics of Ukrainian NAS, vol. 25, (1998) 118-127
    PDF

  45. On topological spaces with $\pi_2=0$.
    Ukr. Math. J., vol. 50, no. 8 (1998) 1144-1146
    article page in journal | doi: 10.1007/BF02513086


  - authors: []
    title: "On topological spaces with $\pi_2=0$."
    journal: "Ukr. Math. J."
    volume: 50
    number: 8
    year: 1998
    page1: 1144
    page2: 1146
    doi: "10.1007/BF02513086"
    urls: 
      - ["article page in journal", "http://umj.imath.kiev.ua/index.php/umj/article/view/4864/6427"]

  - authors: []
    title: "On J. Whitehead conjecture"
    journal: "Some problems of contemporary mathematics. Proceedings of Intsitute of Mathematics of Ukrainian NAS"
    volume: 25
    number: 
    year: 1998
    page1: 118
    page2: 127
    doi: ""
    urls: 
      - ["PDF", "http://www.imath.kiev.ua/~maks/files/papers/maksymenko_whitehead_conjecture.pdf"]

  - authors: []
    title: "Equivalence of m-functions on surfaces"
    journal: "Some problems of contemporary mathematics. Proceedings of Intsitute of Mathematics of Ukrainian NAS"
    volume: 25
    number: 
    year: 1998
    page1: 128
    page2: 134
    doi: ""
    urls: 
      - ["PDF", "http://www.imath.kiev.ua/~maks/files/papers/maksymenko_m_functions.pdf"]

  - authors: []
    title: "Path-components of Morse mappings space"
    journal: "Some problems of contemporary mathematics. Proceedings of Intsitute of Mathematics of Ukrainian NAS"
    volume: 25
    number: 
    year: 1998
    page1: 135
    page2: 153
    doi: ""
    urls: 
      - ["arXiv:math/9906031", "http://arxiv.org/abs/math/9906031"]
      - ["PDF", "http://www.imath.kiev.ua/~maks/files/papers/maksymenko_morse_pathcomponents.pdf"]

  - authors: []
    title: "Classification of m-functions on surfaces"
    journal: "Ukr. Math. J."
    volume: 51
    number: 8
    year: 1999
    page1: 1129
    page2: 1135
    doi: "10.1007/BF02592517"
    sjr: "130147"
    scopus: "Q4"
    urls: 
      - ["article page in journal", "http://umj.imath.kiev.ua/index.php/umj/article/view/4706/6114"]
      - ["eng", "http://link.springer.com/article/10.1007/BF02592517"]

  - authors: []
    title: "A new proof of classification theorem on components of Morse map space of surfaces"
    journal: "Proceedings of International Conference 'Low-dimensional topology and combinatorial group theory', Chelyabinsk, August, 1999. Kiev"
    volume: 
    number: 
    year: 2000
    page1: 186
    page2: 198
    doi: ""
    urls: 

  - authors: [Mark Pankov and Eugene Polulyah]
    title: "Representations of compact subsets of Rn"
    journal: "Topology and its Applications"
    volume: 119
    number: 
    year: 2002
    page1: 33
    page2: 39
    doi: "10.1016/S0166-8641(01)00037-2"
    sjr: "27416"
    scopus: "Q2"
    urls: 
      - ["article page in journal", "http://www.sciencedirect.com/science/article/pii/S0166864101000372"]
      - ["PDF", "http://www.imath.kiev.ua/~maks/files/papers/mpp_repr.pdf"]

  - authors: []
    title: "Smooth shifts along trajectories of flows"
    journal: "Topology and its Applications"
    volume: 130
    number: 
    year: 2003
    page1: 183
    page2: 204
    doi: "10.1016/S0166-8641(02)00363-2"
    sjr: "27416"
    scopus: "Q3"
    urls: 
      - ["arXiv:math/0106199", "http://arxiv.org/abs/math/0106199"]
      - ["pdf", "http://arxiv.org/pdf/math/0106199"]

  - authors: []
    title: "Sections of Lie groups actions and M. Newman theorem"
    journal: "'Fundamental mathematics today' Proceedings dedicated to the 10th Anniversary of the Independent Moscow University"
    volume: 
    number: 
    year: 2003
    page1: 246
    page2: 258
    doi: ""
    urls: 
      - ["PDF", "http://www.imath.kiev.ua/~maks/files/papers/maksymenko_sectlie_rus.pdf"]
      - ["Translation to English arXiv:math/0608387", "http://arxiv.org/abs/math/0608387"]

  - authors: []
    title: "Path components of Morse mapping spaces of surfaces"
    journal: "Commentarii Mathematici Helvetici"
    volume: 80
    number: 
    year: 2005
    page1: 655
    page2: 690
    doi: "10.4171/CMH/30"
    sjr: "25787"
    scopus: "Q1"
    urls: 
      - ["arXiv:math/9910085", "http://arxiv.org/abs/math/9910085"]
      - ["pdf", "http://arxiv.org/pdf/math/9910085"]

  - authors: []
    title: "Homotopy types of stabilizers and orbits of Morse functions on surfaces"
    journal: "Annals of Global Analysis and Geometry"
    volume: 29
    number: 3
    year: 2006
    page1: 241
    page2: 285
    doi: "10.1007/s10455-005-9012-6"
    sjr: "24720"
    scopus: "Q2"
    urls: 
      - ["arXiv:math/0310067", "http://arxiv.org/abs/math/0310067"]
      - ["pdf", "http://arxiv.org/pdf/math/0310067"]

  - authors: []
    title: "Stabilizers and orbits of smooth functions"
    journal: "Bulletin des Sciences Mathematiques"
    volume: 130
    number: 
    year: 2006
    page1: 279
    page2: 311
    doi: "10.1016/j.bulsci.2005.11.001"
    sjr: "25286"
    scopus: "Q2"
    urls: 
      - ["arXiv:math/0411612", "http://arxiv.org/abs/math/0411612"]
      - ["pdf", "http://arxiv.org/pdf/math/0411612"]
      - ["Translation to russian", "http://www.imath.kiev.ua/~maks/files/preprints/maksymenko_storb_rus.pdf"]

  - authors: []
    title: "Consecutive shifts along orbits of vector fields"
    journal: "Proceedings of the Conference 'Foliations-2005', (Ploand, Lodz, 2005), World Scientific, Singapore"
    volume: 
    number: 
    year: 2006
    page1: 327
    page2: 340
    doi: ""
    urls: 
      - ["arXiv:math/0510625", "http://arxiv.org/abs/math/0510625"]
      - ["pdf", "http://arxiv.org/pdf/math/0510625"]

  - authors: []
    title: "Hamiltonian vector fields of homogeneous polynomials in two variables"
    journal: "Topological problems and relative questions. Proceedings of Intsitute of Mathematics of Ukrainian NAS"
    volume: 3
    number: 3
    year: 2006
    page1: 269
    page2: 308
    doi: ""
    urls: 
      - ["arXiv:0709.2511", "http://arxiv.org/abs/0709.2511"]
      - ["pdf", "http://arxiv.org/pdf/0709.2511"]
      - ["in Ukrainian", "https://www.imath.kiev.ua/~topology/publications/proceedings.2006.3.3.pdf"]

  - authors: []
    title: "Homotopy dimension of orbits of Morse functions on surfaces"
    journal: "Travaux Mathematiques"
    volume: 18
    number: 
    year: 2008
    page1: 39
    page2: 44
    doi: ""
    urls: 
      - ["arXiv:0710.4437", "http://arxiv.org/abs/0710.4437"]
      - ["pdf", "http://arxiv.org/pdf/0710.4437"]
      - ["PDF", "https://wwwfr.uni.lu/content/download/75465/941214/file/171411-UNICL-LIVRE_INT_WEB.pdf"]

  - authors: []
    title: "$\infty$-jets of diffeomorphisms preserving orbits of vector fields"
    journal: "Central European Journal of Mathematics"
    volume: 7
    number: 2
    year: 2009
    page1: 272
    page2: 298
    doi: "10.2478/s11533-009-0010-y"
    urls: 
      - ["arXiv:0708.0737", "http://arxiv.org/abs/0708.0737"]
      - ["pdf", "http://arxiv.org/pdf/0708.0737"]

  - authors: []
    title: "Connected components of partition preserving diffeomorphisms"
    journal: "Methods of Functional Analysis and Topology"
    volume: 15
    number: 3
    year: 2009
    page1: 264
    page2: 279
    doi: ""
    urls: 
      - ["arXiv:0806.0159", "http://arxiv.org/abs/0806.0159"]
      - ["pdf", "http://arxiv.org/pdf/0806.0159"]
      - ["PDF", "http://www.imath.kiev.ua/~mfat/html/papers/2009/3/maks1/art.pdf"]

  - authors: []
    title: "Reparametrizations of vector fields and their shift maps"
    journal: "Proceedings of Intsitute of Mathematics of Ukrainian NAS"
    volume: 6
    number: 2
    year: 2009
    page1: 489
    page2: 498
    doi: ""
    urls: 
      - ["arXiv:0907.0354", "http://arxiv.org/abs/0907.0354"]
      - ["pdf", "http://arxiv.org/pdf/0907.0354"]

  - authors: []
    title: "Functions with homogeneous singularities on surfaces"
    journal: "Reports of NAS of Ukraine"
    volume: 8
    number: 
    year: 2009
    page1: 20
    page2: 23
    doi: ""
    urls: 
      - ["PDF", "http://www.imath.kiev.ua/~maks/files/papers/dnanu_2009_8_5.pdf"]

  - authors: []
    title: "Symmetries of degenerate center singularities of plane vector fields"
    journal: "Nonlinear Oscillations"
    volume: 12
    number: 4
    year: 2009
    page1: 507
    page2: 526
    doi: "10.1007/s11072-010-0092-2"
    sjr: "144634"
    scopus: "Q4"
    urls: 
      - ["arXiv:0907.0737", "http://arxiv.org/abs/0907.0737"]
      - ["pdf", "http://arxiv.org/pdf/0907.0737"]

  - authors: []
    title: "Functions on surfaces and incompressible subsurfaces"
    journal: "Methods of Functional Analysis and Topology"
    volume: 16
    number: 2
    year: 2010
    page1: 167
    page2: 182
    doi: ""
    urls: 
      - ["arXiv:1001.1346", "http://arxiv.org/abs/1001.1346"]
      - ["pdf", "http://arxiv.org/pdf/1001.1346"]
      - ["article page in journal", "http://www.imath.kiev.ua/~mfat/html/papers/2010/2/maks2/art.pdf"]

  - authors: []
    title: "Symmetries of center singularities of plane vector fields"
    journal: "Nonlinear Oscillations"
    volume: 13
    number: 2
    year: 2010
    page1: 177
    page2: 205
    doi: "10.1007/s11072-010-0110-4"
    sjr: "144634"
    scopus: "Q4"
    urls: 
      - ["arXiv:0907.0359", "http://arxiv.org/abs/0907.0359"]
      - ["pdf", "http://arxiv.org/pdf/0907.0359"]

  - authors: []
    title: "Kernel of a map of a shift along the orbits of continuous flows"
    journal: "Ukrainian Mathematical Journal"
    volume: 62
    number: 5
    year: 2010
    page1: 651
    page2: 659
    doi: "10.1007/s11253-010-0385-8"
    sjr: "130147"
    scopus: "Q3"
    urls: 
      - ["arXiv:0910.2995", "http://arxiv.org/abs/0910.2995"]
      - ["pdf", "http://arxiv.org/pdf/0910.2995"]

  - authors: []
    title: "Period functions for \(C^0\) and \(C^1\) flows"
    journal: "Ukrainian Mathematical Journal"
    volume: 62
    number: 7
    year: 2010
    page1: 954
    page2: 967
    doi: " 10.1007/s11253-010-0417-4"
    sjr: "130147"
    scopus: "Q3"
    urls: 
      - ["arXiv:0910.2995", "http://arxiv.org/abs/0910.2995"]
      - ["pdf", "http://arxiv.org/pdf/0910.2995"]

  - authors: []
    title: "Functions with isolated singularities on surfaces"
    journal: "In Proceeding of Institue of Mathematics of NAS of Ukraine 'Geometry and topology of manifolds'"
    volume: 7
    number: 4
    year: 2010
    page1: 7
    page2: 66
    doi: ""
    urls: 
      - ["arXiv:0806.4704", "http://arxiv.org/abs/0806.4704"]
      - ["pdf", "http://arxiv.org/pdf/0806.4704"]

  - authors: []
    title: "Image of a shift map along the orbits of a flow"
    journal: "Indiana University Mathematics Journal"
    volume: 59
    number: 5
    year: 2010
    page1: 1587
    page2: 1628
    doi: ""
    sjr: "23194"
    scopus: "Q1"
    urls: 
      - ["arXiv:0902.2418", "http://arxiv.org/abs/0902.2418"]
      - ["pdf", "http://arxiv.org/pdf/0902.2418"]
      - ["article page in journal", "http://www.iumj.indiana.edu/IUMJ/FULLTEXT/2010/59/4213"]

  - authors: []
    title: "Deformations of circle-valued Morse functions on surfaces"
    journal: "Ukrainian Mathematical Journal"
    volume: 62
    number: 10
    year: 2011
    page1: 1360
    page2: 1366
    doi: "10.1007/s11253-011-0450-y"
    sjr: "130147"
    scopus: "Q3"
    urls: 
      - ["arXiv:1006.1708", "http://arxiv.org/abs/1006.1708"]
      - ["pdf", "http://arxiv.org/pdf/1006.1708"]

  - authors: []
    title: "Local inverses of shift maps along orbits of flows"
    journal: "Osaka Journal of Mathematics"
    volume: 48
    number: 2
    year: 2011
    page1: 415
    page2: 455
    doi: ""
    sjr: "25746"
    scopus: "Q3"
    urls: 
      - ["article page in journal", "https://projecteuclid.org/euclid.ojm/1315318347"]
      - ["arXiv:0806.1502", "http://xxx.lanl.gov/abs/0806.1502"]
      - ["pdf", "http://xxx.lanl.gov/pdf/0806.1502"]

  - authors: []
    title: "Homotopy types of right stabilizers and orbits of smooth functions on surfaces"
    journal: "Ukrainian Mathematical Journal"
    volume: 64
    number: 9
    year: 2012
    page1: 1186
    page2: 1203
    doi: "10.1007/s11253-013-0721-x"
    sjr: "130147"
    scopus: "Q3"
    urls: 
      - ["arXiv:1205.4196", "http://arxiv.org/abs/1205.4196"]
      - ["pdf", "http://arxiv.org/pdf/1205.4196"]

  - authors: [Alexandra Antoniouk and Karsten Keller]
    title: "Kolmogorov-Sinai entropy via separation properties of order-generated σ-algebras"
    journal: "Discrete and Continuous Dynamical Systems - Series A (DCDS-A)"
    volume: 34
    number: 5
    year: 2014
    page1: 1793
    page2: 1809
    doi: "10.3934/dcds.2014.34.1793"
    sjr: "75869"
    scopus: "Q1"
    urls: 
      - ["arXiv:1304.4450", "http://arxiv.org/abs/1304.4450"]

  - authors: [Bogdan Feshchenko]
    title: "Homotopy properties of spaces of smooth functions on 2-torus"
    journal: "Ukrainian Mathematical Journal"
    volume: 66
    number: 9
    year: 2014
    page1: 1205
    page2: 1212
    doi: "10.1007/s11253-015-1014-3"
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  - authors: [Bogdan Feshchenko]
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    scopus: "Q1"
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  - authors: [Eugene Polulyakh]
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  - authors: [Oksana Marunkevych]
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    journal: "Proceedings of Intsitute of Mathematics of Ukrainian NAS"
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    scopus: "Q3"
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  - authors: [Eugene Polulyakh]
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  - authors: [Eugene Polulyakh]
    title: "One-dimensional foliations on topological manifolds"
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    volume: 9
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    year: 2016
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  - authors: [Eugene Polulyakh, Yuliya Soroka]
    title: "Homeotopy groups of one-dimensional foliations on surfaces"
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  - authors: [Eugene Polulyakh]
    title: "Characterization of striped surfaces"
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    volume: 10
    number: 2
    year: 2017
    page1: 22
    page2: 38
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  - authors: []
    title: "Symplectomorphisms of surfaces preserving a smooth function, I"
    journal: "Topology and its Applications"
    volume: 235
    number: 
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    page1: 275
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    sjr: "27416"
    scopus: "Q2"
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  - authors: [Alexandra Antoniouk]
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    volume: 52
    number: 2
    year: 2018
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    sjr: "19700177501"
    scopus: "Q2"
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  - authors: [Anna Kravchenko]
    title: "Automorphisms of Kronrod-Reeb graphs of Morse functions on 2-sphere"
    journal: "Proceedings of the International Geometry Center"
    volume: 11
    number: 4
    year: 2018
    page1: 72
    page2: 79
    doi: "10.15673/tmgc.v11i4.1306"
    urls: 
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  - authors: [Iryna Kuznietsova]
    title: "Homotopy properties of smooth functions on the Möbius band"
    journal: "Proceedings of the International Geometry Center"
    volume: 12
    number: 3
    year: 2019
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    doi: "10.15673/tmgc.v12i3.1488"
    sjr: "21100967806"
    scopus: ""
    urls: 
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