by SUKHORUKOV VASILIJ V,SU, SOLOMAKHIN DMITRIJ V,SU, MINYAT LYUDMILA E,SU, ULITIN YURIJ M,SU, FEDOTOVA RUZHENA A,SU, SVERDLOV BORIS K,SU, FILIST SERGEJ A,SU
Year of Publication 15.03.1987