by ROMANOV EVGENIJ K,SU, PODKOPAEV DMITRIJ N,SU, PROZOROV SERGEJ YU,SU, DUBININ ALEKSANDR P,SU, VARLAMOV ANATOLIJ V,SU, SOLDATIN VLADIMIR F,SU
Year of Publication 23.10.1980

by PODKOPAEV DMITRIJ N,SU, PROZOROV SERGEJ YU,SU, VARLAMOV ANATOLIJ V,SU, LOS LEONID T,SU, KHYUPPENEN NIKOLAJ P,SU
Year of Publication 05.11.1979