1. The renormalization group and the ε expansion
2. E. Brézin, J.C. LeGuillou and J. Zinn-Justin, Phase Transitions and Critical Phenomena, C. Domb and M.S. Green, eds., Vol. 6, (Academic Press, New York, to be published).
3. Correlations along a Line in the Two-Dimensional Ising Model
4. Ising‐Model Spin Correlations on the Triangular Lattice
5. The Two-Dimensional Ising Model;McCoy,1973