Persons RUS  ENG    JOURNALS   PEOPLE   ORGANISATIONS   CONFERENCES   SEMINARS   VIDEO LIBRARY   PACKAGE AMSBIB     Opolka, Hans https://www.mathnet.ru/eng/person41057 List of publications on Google Scholar https://mathscinet.ams.org/mathscinet/MRAuthorID/134045 Publications in Math-Net.Ru Citations 1999 1. Hans Opolka, “Lifting problems in group cohomology and applications”, Itogi Nauki i Tekhniki. Sovrem. Mat. Pril. Temat. Obz., 69 (1999),  168–192      ; J. Math. Sci. (New York), 106:4 (2001), 3222–3237 Organisations Technische Universität Braunschweig, Institut für Analysis und Algebra