(N|JN[TEJNs - (NkUZNECOW(B,(Nb(B. (Ng(B.s (NbORIS gRIGORXEWI^s ((Nm(B.s (NiZD(B-(NWO an sssrs, 1963)
Keywords: (N|JN[TEJN a(B.s; (NfIZIKO(B-(NMATEMATI^ESKIE NAUKIs -- (NiSTORIQs; (NoTNOSITELXNOSTI TEORIQs