by MALIK OLEG A,SU, SYCHEVA OLGA P,SU, KRAVCHENKO VLADIMIR I,SU, BORBOTS YURIJ S,SU, AVERYANOV VLADIMIR A,SU, BELOUSOVA ZHANNA I,SU, GOLTVANICHENKO VLADIMIR V,SU, MINAEV ANATOLIJ N,SU
Year of Publication 23.09.1988