18-th Intern. cosmic ray conf. India. Conf. Papers , 01.1983    Включает:   Nikolsky S.I. ,     Stamenov J.N. Mass composition of the primary cosmic radiation in the energy interval 10~16-10~17 eV, derived from the Akeno EAS data , 01.1983   Nikolsky S.I. ,     Yakovlev V.I. ,     Stamenov J.N. ,     Ushev S.Z. E.A.S. with anomal contents of muons , 01.1983   Stamenov J.N. About the possibility of the primary mass composition investigation in energy interval 10~15-10~18 eV with the help of the method of the E.A.S. fluctuation distribution shape analysis , 01.1983 Copyright © БЕН РАН.