Dremin I.M. ,     Yakovlev V.I. ,     Madigozhin D.T. ,     Serdyukov A.D. I-93843 Intern. cosmic ray conf. Aug. 2-15, 1987. Moscow, USSR. Conf.Papers. , Vol.6 , 01.1987 , с. P.360-363   Copyright © БЕН РАН.