(NiZU^AEM PRIRODU RODNOGO KRAQ (B:s (NIZ OPYTA RABOTY (B/s - (NbELQEWA(B, (Nw(B.(Ns(B.s; (NwASILEWSKAQ(B, (Ns(B.(Nd(B.s ((NmOSKWA (B:s (NpROSWE]ENIE(B,s, 1971)