Pajitnov, Andrei V. Circle-valued Morse theory/ Andrei V. Pajitnov. - Berlin; New York: De Gruyter, c2006. - ix, 454 p.: ill.; 25 cm. - De Gruyter studies in mathematics, 32 0179-0986; . Includes bibliographical references (p. [437]-444) and index. ISBN: 9783110158076 (hd.bd.) 3110158078 (hd.bd.) Subjects--Topical Terms: Morse theory.Manifolds (Mathematics) Dewey Class. No.: 514.74 / P151c