Castillo, Enrique, Functional equations and modelling in science and engineering / Enrique Castillo, Maria Reyes Ruiz-Cobo. - New York : M. Dekker, c1992. - xv, 328 p. : ill. ; Includes bibliographical references (p. 239-324) and index. ISBN: 082478717X (alk. paper) Subjects--Topical Terms: Functional equations.Mathematical models. Dewey Class. No.: 515 / CAS