22 Intern. cosmic ray conf. Conf papers. Dublin. 1991 , 01.1991    Включает:   Nikolsky S.I. ,     Shaulov S.B. The change of hadron maltiproduction at primary proton energy of 10~4 TeV and the knee in primary energy spectrum , 01.1991   Nikolsky S.I. ,     Sinitsyna V.G. ,     Matiasov S... ,     Hacobian A.M. Problems of search and observation of gamma-ray sources at energy 10~12-10~13 eV , 01.1991 Copyright © БЕН РАН.