SCATTERING MATRIX AND EXCITATION SPECTRUM OF THE HUBBARD-MODEL
PHYSICAL REVIEW LETTERS 72:6 (1994) 908-911
SLOW INTERACTION DYNAMICS IN SPIN-GLASS MODELS
JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL 27:12 (1994) 4027-4041
SPECTRUM OF LOW-LYING EXCITATIONS IN A SUPERSYMMETRIC EXTENDED HUBBARD-MODEL
INTERNATIONAL JOURNAL OF MODERN PHYSICS B 8:23 (1994) 3243-3279
SPIN SOFTENING IN MODELS WITH COMPETING INTERACTIONS - A HIGH-ANISOTROPY EXPANSION TO ALL ORDERS
PHYSICAL REVIEW B 50:14 (1994) 10385-10388
SU(2)XSU(2)-INVARIANT SCATTERING MATRIX OF THE HUBBARD-MODEL
NUCLEAR PHYSICS B 426:3 (1994) 505-533