REFERENCES
- Stein , L. and Vogel , R. C. 1956 . Ind. Eng. Chem. , 48 : 418
- Carroll , M. F. 1949 . J. Chem. Soc. , 2188
- Sharpe , A. G. and Emeleus , H. J. 1948 . ibid. , 2135
- Greene , R. E. and Petit , G. S. 1962 . J. lnorg. Nucl. Chem. , 24 : 391
- Stacey , M. 1960 . “Advance in Fluorine Chemistry” 12 London : Butterworths Scientific Publications . 1,p
- Oliver , G. D. and Grisard , J. W. 1952 . J. Am. Chem. Soc. , 74 : 2705
- Johnson , C. E. and Fischer , J. 1961 . J. Phys. Chem. , 65 : 1849
- Labaton , V. Y. 1959 . J. Inorg. Nucl. Chem. , 10 : 86