(NmIKROSKOP I TELESKOP (B/s - (NsUHORUKIH(B, (NwLADIMIR sERGEEWI^(B.s ((NmOSKWA (B;s (NlENINGRAD (B:s (NgOSTEHIZDAT(B,s, 1950)
Keywords: (NmIKROSKOPYs; (NtELESKOPYs