1. J. Adler, Computers in Physics, 8, 287 (1994).
2. J. Adler, for Annual Reviews of Computational Physics, edited by D. Stauffer, (1995).
3. J. M. Yeomans, Statistical Mechanics of Phase Transitions, Clarendon Press (1992).
4. H. E. Stanley, Introduction to Phase Transitions and Critical Phenomena, Oxford University Press (1971). See especially Chapter 8.
5. A. J. Guttmann in Phase Transitions and Critical Phenomena, Vol. 13, C. Domb and J. L. Lebowitz eds., Academic Press, New York (1989).