Mickens, Ronald E., Nonstandard finite difference models of differential equations / Ronald E. Mickens. - Singapore ; River Edge, N.J. : World Scientific, c1994. - xi, 249 p. : ill. ; 22 cm. Includes bibliographical references and index. ISBN: 9810214588 Source: B-25631 LCCN: 93037665 Subjects--Topical Terms: Finite differences.Differential equations--Numerical solutions. LC Class. No.: QA431 / .M42 Dewey Class. No.: 515/.624