(NkAMA (B: s (NpUTEWODITELX(B.s ((NmOLOTOW (B: s (NkN(B. (NIZD(B-(NWO(B, s, 1956)
(NbIBLIOGR(B.: (NS(B. 371-372s
Keywords: (NgEOGRAFIQ s -- (Nsssrs -- (NpUTEWODITELIs; (NkAMA(B, (NREKA s -- (NpUTEWODITELIs