Cronin, Jane, 1922- Differential equations: introduction and qualitative theory/ Jane Cronin. - New York: M. Dekker, c1980. - viii, 372 p.; 24 cm. - Pure and applied mathematics; 54. . - Lecture notes in pure and applied mathematics; 54. . Includes index. Bibliography: p. 363-368. ISBN: 0824768191 LCCN: 79027729 //r87 Subjects--Topical Terms: Differential equations. Dewey Class. No.: 515.35 / C947d