(NkALENDARX PRIRODY sWERDLOWSKA I EGO OKRESTNOSTEJ (B/s - (NbATMANOW(B, (NwLADIMIR aLEKSEEWI^s ((NsWERDLOWSK (B:s (NoBL(B. (NGOS(B. (NIZD(B-(NWO(B,s, 1952)
Keywords: (NkALENDARI PRIRODYs; (NfENOLOGI^ESKIE NABL@DENIQ (B- (NsWERDLOWSKAQ OBLASTXs