John, Fritz Partial differential equations / F. John. - 2d ed. - New York : Springer-Verlag, 1975. - viii, 250 p. : ill. ; 26 cm. - Applied mathematical sciences, v. 1 . - Applied mathematical sciences (Springer-Verlag New York Inc.) ; . Includes index. eng ISBN: 0387901116 LCCN: 74026827 Subjects--Topical Terms: Partial differential equations LC Class. No.: QA1 QA374 Dewey Class. No.: 515.353