Lieberstein, H. Melvin Theory of partial differential equations H. Melvin Lieberstein. - New York: Academic Press, 1972. - xiv, 283 p. illus. 24 cm. - Mathematics in science and engineering, vol. 93 . Bibliografie p. 264Index p. 267 eng ISBN: 0124495508 LCCN: 72084278 Subjects--Topical Terms: Partial differential equations LC Class. No.: QA374 Dewey Class. No.: 515.353