References
- Parkes , G. D. 1967 . Mellor's Modern Inorganic Chemistry , 519 Longmans .
- Simon , R. and Kratsch , P. 1939 . Z. Anorg. Allgem. Chem. , 242 : 369
- Sharp , L. K. 1962 . Inorganic Chemistry , 278 The Williams and Wilkins .
- Gould , E. S. 1966 . Inorganic Reactions and Structure , 293 Holt, Rinehart and Winston .
- Murphy , R. K. and Reuter , F. H. 1948 . Aus. Chem. Inst. J. and Proc. , 15 : 144
- Kaplar , R. and Shechter , H. 1953 . Inorganic Synthesis , 4 : 52
- Physical constants of the acid in comparison with lit. values: