17-th Intern. cosmic ray conf. France.1981 , 01.1981    Включает:   Nikolsky S.I. ,     a.o. ,     Dyakonov M.N. ,     Kolosov V.A. ,     Knurenko S.P. ,     Kozlov V.G. Drift of depth of maximum development with primary energy 10~18-10~19 eV , 01.1981   Nikolsky S.I. ,     a.o. ,     Dyakonov M.N. ,     Kolosov V.A. ,     Knurenko S.P. ,     Kozlov V.G. The flux density fluctuons of the E.A.S. atmospheric ^cerenkov light with primary energy above 10~7 eV , 01.1981   Nesterova N.M. ,     Chubenko A.P. ,     Dubovy A.G. ,     Dunaevsky A.M. ,     Emelyanov Y.A. The energy spectra of hadronic component in EAS with the energy 3х10~14-3х10~15eV , 01.1981   Nesterova N.M. ,     Nikolsky S.I. ,     Tukish E.I. ,     Machavariani S.K. ,     Romakhin V.A. About the hadrons of EAS at the energy more than 10~13 eV , 01.1981 Copyright © БЕН РАН.