(N|LEKTRI^ESTWO (B:s (Nu^EBNOE POSOBIE (B/s - (NkALA[NIKOW(B, (NsERGEJ gRIGORXEWI^s ((NmOSKWA (B:s (NnAUKA(B. (NgL(B. (NRED(B. (NFIZ(B.-(NMAT(B. (NLIT(B.,s, 1985)
Keywords: (N|LEKTRI^ESTWOs