References
- Durif , A. 1987 . The Chemistry of Inorganic Homo- and Heterocycles , Vol. 2 , London : Academic Press . Chap 22
- Evain M. Brec R. Ouvrard G. Rouxel J. , Mater. Res. Bull. 19 , 42 ( 1984 ).
- Meisel , M. 1990 . Multiple Bonds and Low Coordination in Phosphorus Chemistry , Edited by: Regitz , M. and Scherer , O.-J. 415 Stuttgart : Thieme .
- Roesky H.-W. Ahlrichs R. Brode S. , Angew. Chem. 98 , 91 ( 1986 ); Angew. Chem. Int. Ed. Engl. 25, 82 (1986) .
- Kanatzidis M. , Solid State & Material Science 2 , 139 ( 1997 ).
- Zhao J. Pennington W. T. Kolis J. W. , J. Chem. Soc., Chem. Commun. 265 ( 1992 ).
- Ruck M. , Z. Anorg. Allg. Chem. 620 , 1832 ( 1994 ).