(NmATERIALY TYSQ^I NAZNA^ENIJ (B:s (NdLQ SREDNEGO WOZRASTA (B/s - (NrOZEN(B, (NbORIS qKOWLEWI^s; (NkRAJCER(B, (Nb(B.s ((NlENINGRAD (B:s (NdETGIZ(B,s, 1960)
Keywords: (NhIMIQs; (NhIMIQ W BYTUs