(NoB]IJ KURS FIZIKI (B:s (Nu^EBNOE POSOBIE (B/s - (NhAJKIN(B, (NsEMEN |MMANUILOWI^s ((NlENINGRAD (B;s (NmOSKWA (B:s (Nogiz(B,s, 1947)
(Nt(B. 1 ( 1947, 574 (NS(B., (NIL(B., (NSPISOK LIT(B. (NS(B. 567 ) :s (NmEHANIKA (B/s (Ns(B.(N|(B. (NhAJKINs
Keywords: (NmEHANIKAs