O(N) HEISENBERG-MODEL CLOSE TO N=D=2
PHYSICAL REVIEW LETTERS 45:7 (1980) 499-501
SCALING THEORY OF THE POTTS-MODEL MULTICRITICAL POINT
PHYSICAL REVIEW B 22:5 (1980) 2560-2568
UNIVERSAL PROPERTIES OF U(1) GAUGE-THEORIES
NUCLEAR PHYSICS B 170:3 (1980) 369-387
VARIATIONAL CALCULATIONS AND THE NATURE OF THE PHASE-TRANSITION IN Z(2) GAUGE-THEORY
NUCLEAR PHYSICS B 170:1 (1980) 79-90
PHASE-DIAGRAM OF A MODEL FOR HE-3-HE-4 MIXTURES IN 2 DIMENSIONS
PHYSICAL REVIEW B 19:3 (1979) 1428-1436