Some papers on methods of integrable field theory:
Critical Exponents of the Chiral Potts Model from Conformal Field Theory
Asymptotic factorisation of form factors in two-dimensional quantum field theory
The Field Theory of the q->4+ Potts Model
Calogero-Sutherland model and bulk-boundary correlations in conformal field theory
Boundary Conformal Field Theory
Scale and conformal invariance in field theory: a physical counterexample