(NiSPYTANIE \LEKTRI^ESKIH S^ET^IKOW (B/s - (NwOSTROKNUTOW(B, (NnIKOLAJ gEORGIEWI^s; (NiL@KOWI^(B, (NaSKOLXD mIHAJLOWI^s ((NmOSKWA (B;s (NlENINGRAD (B:s (NgOS\NERGOIZDAT(B,s, 1961)
(NsPISOK LIT(B. (NS(B. 204-208s
Keywords: (Ns^ET^IKI \NERGIIs