by GAVRUTSKIJ ALEKSANDR E,SU, CHUMAKOVA LYUDMILA V,SU, KOROLEV LEONID I,SU, KOPYLOV VLADIMIR M,SU, EVGLEVSKIJ STANISLAV I,SU, MUSIENKO VLADIMIR D,SU, PLAKHOTNYJ PETR I,SU, CHAER GEORGIJ KH,SU
Year of Publication 15.10.1991