(NnEDRA aRKTIKI (B/s - (NoBRU^EW(B, (Nw(B.(Na(B.s ((NmOSKWAs (NlENINGRAD (B:s (NgLAWSEWMORPUTI(B,s, 1946)
(Nt(B. 2 (1947, 233 (NS(B., (NIL(B.)s
Keywords: (NgEOLOGIQ (B- (NaRKTIKAs