Kreyszig, Erwin. Advanced engineering mathematics. - 3rd ed. - New York : Wiley, [1972] First published in 1962. Bibliography: p. 789-793. ISBN: 0471507288 LCCN: 71172951 Subjects--Topical Terms: Mathematical physics.Engineering mathematics. LC Class. No.: QA401 / .K7 1972 Dewey Class. No.: 515