(N|NCIKLOPEDIQ NEORGANI^ESKIH MATERIALOW (B:s (Nw (B2-(NH T(B. /s - (NfEDOR^ENKO(B, (Ni(B.(Nm(B.s ((NkIEW (B:s (NuKR(B. (NSOW(B. (N\NCIKLOPEDIQ(B,s, 1977)
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Keywords: (NnEORGANI^ESKIE MATERIALYs