Chan, C. F. Man Fong Perturbation methods, instability, catastrophe, and chaos / C. F. Chan Man Fong, D. De Kee. - Singapore : World Scientific, 1999. - viii, 260 p. : ill. ; 28 cm. Includes bibliographical references and indexes. ISBN: 981023726X RM233.16 LCCN: 99-014412 Subjects--Topical Terms: Differential equations--Numerical solutions.Perturbation (Mathematics)Bifurcation theroy.Chaotic behavior in systems.