by Lukovs'kyi, I.O, Makarov, V.L, Tymokha, O.M, Motornyi, V.P, Shevchuk, I.O, Holub, A.P, Zaderei, P.V, Romanyuk, A.S, Savchuk, V.V, Serdyuk, A.S, Sokolenko, I.V, Shydlich, A.L
Published in Ukrainian mathematical journal (01.10.2022)

by Samoilenko, A.M, Zadiraka, V.K, Letychevs'kyi, O.A, Lukovs'kyi, I.O. Lukovs, Makarov, V.L, Holub, A.P, Dzyadyk, Yu.V, Kovtunets', V.V, Romanyuk, A.S, Serdyuk, A.S, Shevchuk, I.O
Published in Ukrainian mathematical journal (01.07.2019)

by Dovgoshey, O.A., Prestin, J., Shevchuk, I.O.
Published in Dopovidi Nacionalʹnoï akademiï nauk Ukraïni (09.03.2023)

by Halan, V.D, Shevchuk, I.O
Published in Ukrainian mathematical journal (01.10.2017)

by Leviatan, D., Shchehlov, M.V., Shevchuk, I.O.
Published in Journal of approximation theory (01.05.2024)

by Tashchuk, V.K., Ivanchuk, P.R., Tashchuk, M.V., Polyanska, O.S., Amelina, T.M., Makoviychuk, I.O., Onofreychuk, D.I., Shevchuk, V.A.
Published in Bukovinian Medical Herald (13.11.2017)

by Lukovskyi, I.O, Makarov, V.L, Perestyuk, M.O, Tymokha, O.M, Boichuk, O.A, Gutlyanskyi, V.Ya, Kochubei, A.N, Motornyi, V.P, Holub, A.P, Dzyubenko, G.A, Kovtunets, V.V, Nesterenko, O.N, Romanyuk, A.S, Serdyuk, A.S, Torbin, G.M
Published in Ukrainian mathematical journal (01.09.2022)