(NzAME^ATELXNYE U^ENYEs (NO^ERKIs - (NkAPICA(B,(Ns (B. (Np(B.s (NsERGEJ pETROWI^s; (NlI[EWSKIJ(B,(Nw(B. (Np(B.s (NwOLODAR pETROWI^s ((Nm(B.s (NnAUKAs, 1980)
Keywords: (NeSTESTWOZNANIEs -- (NiSTORIQs