(NsRAWNITELXNYJ ANALIZ PRIRODNYH USLOWIJ sEWERNOJ aMERIKI I eWRAZII (B/s - (NgAWRIL@K(B, (NwIKTOR sTEPANOWI^s ((NkIEW (B:s (NwI]A [KOLA(B,s, 1981)
Keywords: (NpRIRODNYE USLOWIQ (B- (NeWRAZIQs; (NpRIRODNYE USLOWIQ (B- (NsEWERNAQ aMERIKAs