by BELETSKIJ VLADIMIR S,SU, OGLOBLIN NIKOLAJ D,SU, LEVANDOVICH ALEKSANDR P,SU, MURAVSKIJ OLEG I,SU, KOCHETOV VIKTOR V,SU, SHTEJNBERG IZRAIL E,SU, ELISHEVICH ARKADIJ T,SU, IVANOV PAVEL N,SU
Year of Publication 23.05.1989