Zakrzewski, W. J. Low dimensional sigma models / W. J. Zakrzewski - Bristol : Adam Hilger, 1989 - xiii, 289 p. ; 26 cm. Includes bibliographical references and index ISBN: 0852742312 LCCN: 88-034764 Subjects--Topical Terms: Sigma particlesIntegrals, PathChiralitySupersymmetry