1. See for example: H.E. STANLEY in “Introduction to phase transitions and critical phenomena”, Clarendon Press, Oxford 1971
2. J. SOULETIE and J.L. THOLENCE, to appear in Solid State Commun. 1983
3. P. WEISS et R. FORRER, Ann. Phys. (Paris) 5, 153 (1926)
4. For a review of theory and experiment in spin glasses see R. RAMMAL and J. SOULETIE in “Magnetism of Metals and Alloys (Les Houches, Winter School proceedings (1980)), M. Cyrot Editor (North-Holland) 1981, p. 342
5. M. SUZUKI, Progr. Theor. Phys. 58, 1151 (1977)