共 4 条
[1]
FRIEND JN, 1921, TXB INORGANIC CHEM, V5, P428
[2]
PERRE L, 1948, COMPT REND ACAD AGR, V34, P864
[3]
1962, PHS956 US DEP HEW PU
[4]
1973, POWDER DIFFRACTION F