Persons RUS  ENG    JOURNALS   PEOPLE   ORGANISATIONS   CONFERENCES   SEMINARS   VIDEO LIBRARY   PACKAGE AMSBIB     Shum, A I https://www.mathnet.ru/eng/person35175 List of publications on Google Scholar https://mathscinet.ams.org/mathscinet/MRAuthorID/549578 Publications in Math-Net.Ru Citations 1959 1. A. I. Shum, “Questions of separation of variables in the equation $\Delta_2v=0$ in spaces of constant curvature”, Mat. Sb. (N.S.), 47(89):4 (1959),  495–512       1