(NoHRANA OKRUVA@]EJ SREDY (B:s ((NsBORNIK NAU^NYH TRUDOW(B) /s - (NaKADEMIQ NAUK sssrs ((NlENINGRAD (B:s (Ngo sssr(B,s, 1979)
(NbIBLIOGR(B.: (NS(B. 155s
Keywords: (NoHRANA OKRUVA@]EJ SREDYs