Improved Upper Bounds for Self-Avoiding Walks in Zd. - André Poenitz; Peter Tittmann 001 (Electron. J. Comb., 2000)

A new two-variable generalization of the chromatic polynomial. - Klaus Dohmen; André Poenitz; Peter Tittmann 001 (Discret. Math. Theor. Comput. Sci., 2003)