by LENCHEVSKAYA VALENTINA L,SU, LEBEDEV VALERIJ A,SU, GOLKOVA ROZALIYA V,SU, KERNOSOVA TATYANA M,SU, SAYADOV BORIS A,SU, GAZIEV LENUR V,SU, BAJBAZAROVA KLARA G,SU, DANILINA SOFYA YU,SU
Year of Publication 30.01.1987