(NaNTOLOGIQ \STONSKOJ PO\ZII (B:s (Nw DWUH TOMAH (B/s - (NnIRK(B, (N|(B.s ((NmOSKWAs (NlENINGRAD (B:s (NgOSLITIZDAT(B.s)
(Nt(B. 1 (1959, XL, 384 (NS(B.)s (Nt(B. 2 (1959, 751 (NS(B.)s
Keywords: (N|STONSKAQ PO\ZIQs