Ordinary differential equations : stability and periodic solutions / N. Rouché, J. Mawhin ; R. E. Gaines, translator. Équations différentielles ordinaires. v. 2. English Rouche, Nicolas. Mawhin, J., joint author. Differential equations. QA372 .R82213 1980 515.352 ROO Translation of v. 2. of Équations différentielles ordinaires. Includes index. Bibliography: p. [233]-258. Boston : Pitman Advanced Pub. Program, 1980. 1980. 1980 Text viii, 260 p. : eng engfre Surveys and reference works in mathematics