Persons RUS  ENG    JOURNALS   PEOPLE   ORGANISATIONS   CONFERENCES   SEMINARS   VIDEO LIBRARY   PACKAGE AMSBIB     Ponyuk, M I https://www.mathnet.ru/eng/person164177 List of publications on Google Scholar Publications in Math-Net.Ru Citations 1978 1. Ya. N. Gaborak, I. F. Kushnirchuk, M. I. Ponyuk, “Equivalence of third order differential operators with a regular singular point”, Sibirsk. Mat. Zh., 19:6 (1978),  1254–1259      ; Siberian Math. J., 19:6 (1978), 882–886   1