(Nm(B.(Nw(B. (NlOMONOSOW I U^EBNAQ DEQTELXNOSTX pETERBURGSKOJ aKADEMII NAUK (B/s - (NkULQBKO(B, (NeLENA sERGEEWNAs; (NpREDTE^ENSKIJ(B, (Na(B.(Nws; (NiNSTITUT ESTESTWOZNANIQ I TEHNIKI an sssrs ((NmOSKWA (B;s (NlENINGRAD (B:s (NiZD(B-(NWO an sssr(B,s, 1962)
Keywords: (NnAUKAs