共 18 条
[2]
BRAUER G, 1948, Z ANORG ALLG CHEM, V248, P1
[3]
DACHILLE F, 1956, GEOL SOC AMERICA B 2, V67, P168
[4]
HOLZBERG F, 1957, J AM CHEM SOC, V79, P2039
[6]
Lehovec K., 1964, J LESS-COMMON MET, V7, P397
[7]
PHASE EQUILIBRIA IN SYSTEM NIOBIUM PENTOXIDE-BORIC ACID
[J].
JOURNAL OF RESEARCH OF THE NATIONAL BUREAU OF STANDARDS SECTION A-PHYSICS AND CHEMISTRY,
1966, A 70 (01)
:11-+