Schechter, Martin Operator methods in quantum mechanics/ Martin Schechter. - New York: North-Holland, c1981. - xx, 324 p.; 24 cm. Includes index. Bibliography: p. [319]-321. ISBN: 0444004106 LCCN: 80016338 //r82 Subjects--Topical Terms: Operator theory.Quantum theory. Dewey Class. No.: 515.724 / S314o