Persons RUS  ENG    JOURNALS   PEOPLE   ORGANISATIONS   CONFERENCES   SEMINARS   VIDEO LIBRARY   PACKAGE AMSBIB     Positsel'skii, Semen Efimovich https://www.mathnet.ru/eng/person9052 List of publications on Google Scholar https://mathscinet.ams.org/mathscinet/MRAuthorID/656674 Publications in Math-Net.Ru Citations 1999 1. An. A. Muchnik, S. E. Positsel'skii, “A class of enumerable sets”, Uspekhi Mat. Nauk, 54:3(327) (1999),  171–172      ; Russian Math. Surveys, 54:3 (1999), 640–641     1 Organisations Institute for New Technology in Education