Kreyszig, Erwin. Advanced engineering mathematics / Erwin Kreyszig. - 6th ed. - New York : Wiley, c1988. Bibliography: p. 1295-1301. ISBN: 0471858242 LCCN: 87023038 Subjects--Topical Terms: Mathematical physics.Engineering mathematics. LC Class. No.: QA401 / .K7 1988 Dewey Class. No.: 510/.2462