Voir la notice de l'article provenant de la source Math-Net.Ru
[1] Botashev Kh. I., “O postroenii periodicheskikh reshenii s zadannoi tochnostyu metodom malogo parametra”, Zh. vychisl. matem. i matem. fiz., 38:5 (1998), 728–733 | MR | Zbl
[2] Botashev Kh. I., “Lokalizatsiya tochnykh reshenii dlya nelineinoi matematicheskoi modeli, soderzhaschei malyi parametr”, Informatsionnye tekhnologii v proektirovanii i proizvodstve, 2, M., 1998, 14–17
[3] Halanay A., Differential equations, stability, oscillations, time lags, Acad. Press, New York–London, 1966 | MR | Zbl
[4] Cesari L., “Functional analysis and periodic solutions of nonlinear differential equations”, Contributions Differential Equat., 1, no. 2, New York, 1963, 149–187 | MR | Zbl
[5] Cesari L., “Functional analysis and Galerkin's method”, Michigan Math. J., 11 (1964), 385–414 | DOI | MR | Zbl
[6] Urabe M., “Galerkin's procedure for nonlinear periodic systems”, Arch. Ration. Mech. and Analys., 20:2 (1965), 120–152 | MR | Zbl
[7] Urabe M., Reiter F., “Numerical computation of nonlinear forced oscillations by Galerkin's procedure”, J. Math. Analys. and Applic., 14:1 (1966), 107–140 | DOI | MR | Zbl
[8] Malkin I. G., Nekotorye zadachi teorii nelineinykh kolebanii, Gostekhteorizdat, M., 1956