(NeDINSTWO VIZNI (B/s - (N{WARC(B, (NsTANISLAW sEMENOWI^s ((NsWERDLOWSK (B:s (NsRED(B.-(NuRAL(B. (NKN(B. (NIZD(B-(NWO(B,s, 1972)
Keywords: (NpRIRODOPOLXZOWANIEs