Hille, Finar . Ordinary differential equations in the complex domain / by Finar Hille. - England : John Wiley & Sons , 1976. - xi, 484p. : Calculus and chearts ; 25cm. . Includes index and bibliography ISBN: USD 59.95 (Hb) Subjects--Index Terms: DIFFERENTIAL EQUATIONS Dewey Class. No.: 515.352 / HIL/O