(NvIZNX TUNDRY (B/s - (N~ERNOW(B, (N`RIJ iWANOWI^s ((NmOSKWA (B:s (NmYSLX(B,s, 1980)
Keywords: (N|KOLOGIQ I BIOGEOGRAFIQ(B. (NoHRANA VITWOJ PRIRODYs; (NgEOLOGIQs