(NwOLNY W SLOE S NA^ALXNYMI NAPRQVENIQMI (B/s - (NvUK(B, (NaLEKSANDR pETROWI^s; (NmAHORT(B, (NfILIPP gRIGORXEWI^s; (NiNSTITUT MEHANIKI an ussrs ((NkIEW (B:s (NnAUK(B. (NDUMKA(B,s, 1976)
Keywords: (NfIZIKAs