by AMROYAN PETIK A,SU, AMBARTSUMYAN SERGEJ A,SU, USHKOV VALENTIN A,SU, ABRAMOV VLADIMIR S,SU, BADEYAN GAGIK V,SU, DANILOV NIKOLAJ N,SU
Year of Publication 15.03.1991

by NAUMOV SERGEJ M,SU, KOPYLOV VIKTOR D,SU, AMROYAN PETIK A,SU, GERMAN SERGEJ L,SU, POPOV VLADIMIR I,SU, DANILOV NIKOLAJ N,SU
Year of Publication 30.12.1987