by BYKOV LEONID N,SU
Year of Publication 07.12.1992

by BYKOV LEONID N,SU
Year of Publication 30.07.1992

by BYKOV LEONID N,SU
Year of Publication 30.09.1991

by BYKOV LEONID A,SU
Year of Publication 07.08.1991

by BYKOV LEONID N,SU
Year of Publication 15.04.1991

by BYKOV LEONID A,SU
Year of Publication 07.05.1989

by BYKOV LEONID A,SU
Year of Publication 15.08.1987

by BYKOV LEONID A,SU
Year of Publication 23.09.1986

by BYKOV LEONID A,SU
Year of Publication 30.01.1986

by BYKOV LEONID A,SU
Year of Publication 23.01.1986

by BYKOV LEONID N,SU
Year of Publication 30.09.1985

by MIKHAJLOV OLEG V,SU, LYAPIN OLEG B,SU, ANYUTINA MARGARITA A,SU, BYKOV LEONID S,SU, NI VLADIMIR E,SU
Year of Publication 15.01.1990

by BUDKOV LEONID ,SU, BYKOV LEONID S,SU, SKOBLIK IGOR ,SU, MAZUR GALINA P,SU
Year of Publication 07.01.1981

by BYKOV LEONID A,SU
Year of Publication 15.04.1984

by BYKOV LEONID N,SU
Year of Publication 30.12.1983

by BYKOV LEONID A,SU
Year of Publication 30.12.1982

by BYKOV LEONID A,SU
Year of Publication 15.06.1979

by LYBA ALEKSEJ P,SU, VASILENKO VLADIMIR N,SU, ALEKSEENKO MIKHAIL P,SU, GIROVSKIJ VALERIJ A,SU, VOLKOVA MAJYA I,SU, BYKOV LEONID S,SU, KUCHIN RUSLAN N,SU, GAJSTRUK EVGENIJ A,SU, GAEVOJ LEONID V,SU, ROCHNYAK VIKTOR K,SU
Year of Publication 30.10.1984

by BORISOV RUDOLF A,SU, BYKOV LEONID A,SU
Year of Publication 15.08.1992

by BYKOV LEONID N,SU, SHMELEVA LYUBOV YU,SU
Year of Publication 07.08.1992