by KREMNEV LEONID S,SU, BROSTREM VLADIMIR A,SU, YUDKOVSKIJ YURIJ P,SU, ZHUCHIN VLADIMIR N,SU, ALEKSANDROVICH BORIS L,SU, SEDOV YURIJ E,SU, GANCHO VIKTOR YA,SU, SAGADEEVA TAMARA G,SU, SEREDIN-SABOTIN PETR P,SU
Year of Publication 15.10.1980