Persons RUS  ENG    JOURNALS   PEOPLE   ORGANISATIONS   CONFERENCES   SEMINARS   VIDEO LIBRARY   PACKAGE AMSBIB     Fridman, E I https://www.mathnet.ru/eng/person159947 List of publications on Google Scholar Publications in Math-Net.Ru Citations 1976 1. А. М. Slobodskoi, E. I. Fridman, “Undecidable universal theories of lattices of subgroups of abelian groups”, Algebra Logika, 15:2 (1976),  227–234     2 1975 2. A. M. Slobodskoi, E. I. Fridman, “Theories of abelian groups with predicates that distinguish subgroups”, Algebra Logika, 14:5 (1975),  572–575     2