References
- Bridgman , P. W. 1914 . J. Am. chem. Soc. , 36 : 1344
- Brunner , J. , Thüler , M. , Vepřek , S. and Wild , R. 1964 . Gmelins Handbook of Inorganic Chemistry , eighth edition , Vol. P/B , Weinheim : Bergstr Verlag Chemie . 1978 (to be published)
- Jamieson , J. C. 1963 . Science , 139 : 1291
- Krebs , H. , Weitz , H. and Worms , K. H. 1955 . Z. anorg. allg. Chem. , 280 : 119
- Moss , T. S. 1952 . Photoconductivity in the Elements , 141 London : Butterworths .
- Somorjai , G. A. and Lester , J. E. 1967 . Progress in Solid State Chemistry , Edited by: Reiss , H. Vol. 4 , 1 Oxford : Pergamon Press .
- Spear , W. E. and Le Comber , P. G. 1975 . Solid St. Commun. , 17 : 1193
- 1976 . Phil. Mag. , 33 : 935
- Thurn , H. and Krebs , H. 1969 . Acta crystallogr. B , 25 : 125
- Vepřek , S. and Oswald , H. R. 1975 . Z. anorg. allg. Chem. , 412 : 190
- Vepřek , S. 1976 . Pure appl. Chem. , 48 : 163
- Wild , R. , Hertz , J. and Vepřek , S. 1978 . (to be published)
- 1978 . Philosophical Magazine B Vol. 38 , 357 – 366 . No. 4