Persons RUS  ENG    JOURNALS   PEOPLE   ORGANISATIONS   CONFERENCES   SEMINARS   VIDEO LIBRARY   PACKAGE AMSBIB     Perchik, E L https://www.mathnet.ru/eng/person120727 List of publications on Google Scholar Publications in Math-Net.Ru Citations 1994 1. E. L. Perchik, “On a remark of E. Goursat and its applications”, Differ. Uravn., 30:9 (1994),  1561–1565    ; Differ. Equ., 30:9 (1994), 1443–1447 Organisations Kharkov Institute of Civil Engineering