(NiZGNANIE [ESTIKRYLOGO SERAFIMA (B:s [(No TRUDNYH DOROGAH UDIWITELXNOJ STRANY IZOBRETATELXSTWA(B] : (NdLQ STAR[EGO WOZRASTA (B/s - (NbAHTAMOW(B, (NrAFAIL bORISOWI^s; (NbEDAREW(B, (Ng(B.s ((NmOSKWA (B:s (NdETGIZ(B,s, 1961)
Keywords: (NtEHNIKA I TEHNI^ESKIE NAUKI W CELOMs