by MOKHOV BOLESLAV D,SU, SHOVIN STANISLAV N,SU
Year of Publication 30.08.1981

by MOKHOV BOLESLAV D,SU, MUKHLAEV VLADIMIR K,SU, REDKO PAVEL G,SU, ZAJCHENKO IVAN I,SU
Year of Publication 07.11.1981

by MOKHOV BOLESLAV D,SU, CHUPRAKOV YURIJ ,SU, SOROKIN ALEKSANDR A,SU, PARMENOV YURIJ A,SU, BORTSOV ALEKSEJ A,SU
Year of Publication 29.02.1980