Self-avoiding
polygons: Sharp asymptotics of canonical partition functions under the
fixed area constraint (with D.Ioffe), preprint (ps); Markov Process. Related Fields, 10 (1): 1-64, 2004
Surface
tension and the Ornstein-Zernike behaviour for the 2D Blume-Capel model (with R.Kotecký),
preprint (ps, pdf);
J. Stat. Phys.106 (3-4): 431-476, 2002