(NsTROITELXNYE MATERIALYs - (NkOROWNIKOW(B,(Nb(B. (Nd(B.s (NbORIS dMITRIEWI^s ((Nm(B.s (NwYS[AQ [KOLAs, 1974)
Keywords: (NsTROITELXNYE MATERIALYs -- (Nu^EBNIKI I POSOBIQs