(NtEORIQ WEROQTNOSTEJs - (NwENTCELX(B,(Ne(B. (Ns(B.s (NeLENA sERGEEWNAs; (NoW^AROW(B,(Nl(B. (Na(B.s (NlEW aLEKSANDROWI^s ((Nm(B.s (NnAUKAs, 1973)
Keywords: (NwEROQTNOSTEJ TEORIQs -- (NzADA^Is