(NoSOBENNOSTI PO^WOOBRAZOWANIQ NA DWU^LENNYH PORODAH SEWERO(B-(NZAPADA rUSSKOJ RAWNINY (B/s - (NaPARIN(B, (NbORIS fEODOROWI^s; (NrUBILIN(B, (NeWGENIJ wLADIMIROWI^s; (NpETROW(B, (Nm(B.(Np(B.s ((NlENINGRAD (B:s (NnAUKA(B. (NlENINGR(B. (NOTD(B-(NNIE(B,s, 1975)
Keywords: (NpO^WOOBRAZOWANIEs