EXTENDED HUBBARD MODELS, ETA-PAIRING AND SUPERSYMMETRY
JOURNAL OF LOW TEMPERATURE PHYSICS 99:3-4 (1995) 415-420
Exact results on a supersymmetric extended hubbard model
TOPOLOGICAL METHODS IN DIFFERENTIAL EQUATIONS AND INCLUSIONS 472 (1995) 81-88
INTEGRO-DIFFERENCE EQUATION FOR A CORRELATION-FUNCTION OF THE SPIN-1/2 HEISENBERG XXZ CHAIN
NUCLEAR PHYSICS B 446:3 (1995) 448-460
SYMMETRIES OF STRONGLY CORRELATED ELECTRONS
HUBBARD MODEL: ITS PHYSICS AND MATHEMATICAL PHYSICS 343 (1995) 71-80
Symmetries of strongly correlated electrons
TOPOLOGICAL METHODS IN DIFFERENTIAL EQUATIONS AND INCLUSIONS 472 (1995) 71-80