by RASHCHEPKIN ANATOLIJ P,SU, SHIROKOV NIKOLAJ M,SU, VISHTAK PETR A,SU, NAZARCHUK IGOR V,SU, BELINSKIJ VALERIJ V,SU, ISAKOV VLADIMIR N,SU, KONDRATENKO IGOR P,SU, VOLKOV IGOR V,SU, KRUTILIN VLADIMIR A,SU
Year of Publication 30.05.1991