1. See e.g. the review by J.A. Mydosh in Heidelberg Colloqium 1986, Springer Verlag, L. van Hemmen and I. Morgenstern Editors. See also H. Bouchiat, Thesis Orsay (1986) for an extensive discussion
2. See e.g. the review by R. Bhatt in Heidelberg Colloqium 1986, and M. Moore ibid. See also K. Binder and A.P. Young, Rev. Mod. Phys. (1986) to appear.
3. S.F. Edwards and P.W. Anderson, J. Phys. F 5 965 (1975)
4. G. Parisi, Phys. Rev. Lett. 43 1754 (1979)
5. C. De Dominicis and I. Kondor, J. Pysique Lett. 46 L–1037 (1985)