by PAVLOV YURIJ V,SU, KRAVTSOV VLADIMIR G,SU, SYCHEV ALEKSANDR P,SU
Year of Publication 15.11.1985

by GUDILIN ALEKSANDR V,SU, KOROLKOV IGOR V,SU, PAVLOV YURIJ V,SU, SYCHEV ALEKSANDR P,SU
Year of Publication 07.07.1985