(NpROBLEMY GEOLOGII FOSFORITOW (B:s (NtEZISY DOKLADOW I PUTEWODITELX (B6-(NGO wSESO@ZNOGO SOWE]ANIQ(B, (NtALLIN(B, 18 - 21 (NAPRELQ (B1988 (NG(B. /s - (NkALXO(B, (Nd(B.(Nl(B.s; (NiNSTITUT GEOLOGII an |STONSKOJ ssrs; (NwSESO@ZNOE SOWE]ANIE (B(6) (NtALLIN (B18-21 (NAPRELQ (B1988s ((NtALLIN (B:s (Nan |STONSKOJ ssr(B,s, 1988)
Keywords: (NgEOLOGIQs