by STEFANOV AFANASIJ V,SU, SHANKHIZA YULIYA ,SU, POPOV STANISLAV P,SU, MAZYAKINA ANNA ,SU, ERMAKOVA ROZA S,SU, TKACHENKO LIDIYA V,SU, SHIRYAEVA VALENTINA ,SU, KOTOVA LYUDMILA YA,SU, CHUDLYA LIDIYA ,SU
Year of Publication 23.01.1981