1. [ABF] G. E. Andrews, R. J. Baxter, and P. J. Forrester, Eight-vertex SOS model and generalized Rogers-Ramanujan-type identities, J. Statist. Phys. 35 (1984), no. 3-4, 193–266.
2. [Ba] R. J. Baxter, Exactly Solved Models in Statistical Mechanics, Academic Press, New York, 1982.
3. [BN] J. Bion-Nadal, An example of a subfactor of the hyperfinite ${\rm II}\sb 1$ factor whose principal graph invariant is the Coxeter graph $E\sb 6$, Current topics in operator algebras (Nara, 1990), World Sci. Publishing, River Edge, NJ, 1991, pp. 104–113.
4. [Bi] D. Bisch, On the existence of central sequences in subfactors, Trans. Amer. Math. Soc. 321 (1990), no. 1, 117–128.
5. [Ch] M. Choda, Duality for finite bipartite graphs, to appear in Pacific J. Math.