References
- Buzaré , J. Y. , Fayet , J. C. , Berlinger , W. and Müllier , K. A. 1979 . Phys. Rev. Letters. , 42 : 465
- Simon , P. , Rousseau , J. J. and Buzaré , J. Y. 1982 . J. Phys. C. , 15 : 5741 (1982) and references therein
- Kleeman , W. and Shäber , F J S . 1979 . J. Nouet Physica , 97B : 145