(NgEOMETRIQ (B:s ((NsISTEMATI^ESKIJ KURS(B) : (NpOSOBIE DLQ U^ITELEJ SREDNEJ [KOLY (B/s - (NbOGOMOLOW(B, (NsTEPAN aLEKSANDROWI^s ((NmOSKWA (B;s (NlENINGRAD (B:s (Nu^PEDGIZ(B,s, 1949)
Keywords: (NgEOMETRIQ s -- (Nu^EBNIKI I POSOBIQs