共 11 条
[4]
GOPALAKR.J, 1968, J SCI IND RES INDIA, V27, P475
[5]
GOPALAKRISHNAN J, 1967, INORG CHIM ACTA, V1, P165
[10]
Reynolds W. L, 1970, PROGR INORGANIC CHEM, V12, P1