Persons RUS  ENG    JOURNALS   PEOPLE   ORGANISATIONS   CONFERENCES   SEMINARS   VIDEO LIBRARY   PACKAGE AMSBIB     Igumnov, Vasil'ko Petrovich https://www.mathnet.ru/eng/person118934 List of publications on Google Scholar Publications in Math-Net.Ru Citations 1987 1. V. P. Igumnov, “Calculation of the coefficients of Lie series for solving ordinary differential equations”, Differ. Uravn., 23:10 (1987),  1802–1804       1984 2. V. P. Igumnov, “Representation of solutions of differential equations by modified Lie series”, Differ. Uravn., 20:6 (1984),  952–958     Organisations North-Caucasus Federal University, Stavropol