THE ONE-DIMENSIONAL HUBBARD MODEL
Chapter in Exactly Solvable Models of Strongly Correlated Electrons, World Scientific Publishing 18 (1994) 2-8
THE SUPERSYMMETRIC t-J MODEL
Chapter in Exactly Solvable Models of Strongly Correlated Electrons, World Scientific Publishing 18 (1994) 284-286
CORRELATION-FUNCTION OF THE SPIN-1/2 XXX ANTIFERROMAGNET
PHYSICS LETTERS A 190:2 (1994) 182-184
EXACT SOLUTION OF AN ELECTRONIC MODEL OF SUPERCONDUCTIVITY
INTERNATIONAL JOURNAL OF MODERN PHYSICS B 8:23 (1994) 3205-3242