(NgIDROCIKLONY (B/s - (NpOWAROW(B, (NaNATOLIJ iWANOWI^s ((NmOSKWA (B:s (NgOSGORTEHIZDAT(B,s, 1961)
(NbIBLIOGR(B.: (NS(B. 260-264 s
Keywords: (NgIDROCIKLYs