by KOTOV ANATOLIJ P,SU, KHOMYAKOV ERNEST S,SU, EGOROV NIL D,SU, KURLIKOV BORIS I,SU, NETRONIN VALERIJ I,SU, IKKONEN ARNOLD K,SU, MOZHARENKO NIKOLAJ M,SU, ULAKHOVICH VLADIMIR A,SU
Year of Publication 23.08.1991