(NtEORIQ I PRAKTIKA PROBOQ DI\LEKTRIKOW (B/ s - (NbRAGIN(B, (NsERGEJ mIHAJLOWI^(B.s; (NwALXTER(B, (Na(B. (Nf(B. s; (NsEMENOW(B, (Nn(B. (Nn(B. s ((NmOSKWA (B; s (NlENINGRAD (B: s (NgOS(B. (NIZD(B-(NWO(B, s, 1929)
Keywords: (NdI\LEKTRIKIs