(NaMERIKANSKIE U^ENYE I IZOBRETATELI (B:s (NpER(B. (NS ANGL(B. /s - (NuILSON(B, (NmIT^ELs; (NrAMZES(B, (Nw(B.s; (NtRENEWA(B, (Nns ((NmOSKWA (B:s (NzNANIE(B,s, 1975)
Keywords: (NnAUKAs