International Conference «Theory of Approximation of Functions and its Applications», dedicated to the 80th anniversary of Corresponding Member of the National Academy of Sciences of Ukraine, Professor Alexander STEPANETS (1942-2007). Lutsk, Ukraine, June 6–10, 2022.

International Conference «Functional Methods in Approximation Theory, Differential Equations and Numerical Mathematics IV», Dedicated to the 100th anniversary of V.K.DZYADYK (1919-1998). Svityaz' village, Volyn' region, Ukraine, June 20 – 26, 2019 .

International Conference «Theory of Approximation of Functions and its Applications», dedicated to the 80th anniversary of Corresponding Member of the National Academy of Sciences of Ukraine, Professor Alexander STEPANETS (1942-2007). Sloviansk, Ukraine, May 28 - June 3, 2017.

International Conference «Theory of Approximation of Functions and its Applications», dedicated to the 70th Anniversary of Corresponding Member of National Academy of Sciences of Ukraine, Professor A.I. Stepanets (1942-2007). Kamianets-Podilsky, Ukraine, May 28 - June 3, 2012.

Conference «Functional Methods in Approximation Theory and Operator Theory III», dedicated to the memory of V. K. Dzyadyk (1919-1998), August 22-26, 2009. illage Svityaz, Shatskyi Region, Volyn, Ukraine.

International Scientific Conference «Боголюбовські читання DIF-2013. Диференціальні рівняння, теорія функцій та їх застосування» dedicated to 70th birthday of academician A.M.SAMOILENKO, June 23–30, 2013. Sevastopol, UKRAINE.(ukraine website)

BOGOLYUBOV READINGS - 2008. International Scientific Conference «DIFFERENTIAL EQUATIONS, THEORY OF FUNCTIONS AND THEIR APPLICATIONS», dedicated to 70th birthday of academician A.M.SAMOILENKO, June 16–21, 2008. Melitopol, UKRAINE.