Lukovsky I.A., Makarov V.L., Perestyuk M.O., Timokha A.M., Boichuk O.A., Gutlyanskii V.Y., Kochubey A.N., Motorny V.P., Golub A.P., DzyubenkoG.A., Kovtunets V.V., Nesterenko O.N., Romanyuk A.S., Serdyuk A.S. and Torbin G.M. 2022. Ihor Oleksandrovych Shevchuk (on his 75th birthday). Ukrains’kyi Matematychnyi Zhurnal. 74, 4 (May 2022), 439 - 442. DOI:https://doi.org/10.37863/umzh.v74i4.7139.