Paper Publications
- [33] sijianguo and Si, Wen. Construction of response solutions for two classes of quasi-periodically forced four-dimensional nonlinear systems with degenerate equilibrium point under small perturbations. Journal of Differential Equations, 262, 4771, 2017.
- [34] sijianguo. Quasi-periodic solutions for quasi-periodically forced nonlinear Schrodinger equations with quasi-periodic inhomogeneous terms. Physica D: Nonlinear Phenomena, 286-287, 1, 2014.
- [35] sijianguo. Quasi-periodic solutions of nonlinear wave equations with quasi-periodic forcing. PHYSICA D-NONLINEAR PHENOMENA, 238, 2185, 2009.
- [36] sijianguo. Quasi-periodic solutions and stability of the equilibrium for quasi-periodically forced planar reversible and Hamiltonian systems under the Bruno condition. Nonlinearity, 23, 555, 2010.
- [37] sijianguo. Invariant tori and unboundedness for second order differential equations with asymmetric nonlinearities depending on the derivatives. Nonlinear Analysis, Theory Methods & Applications, 67, 3098, 2007.
- [38] sijianguo. Quasi-periodic solutions of a non-autonomous wave equations with quasi-periodic forcing. Journal of Differential Equations, 252, 5274, 2012.
- [39] sijianguo and wangyi. A result on quasi-periodic solutions of a nonlinear beam equation with a quasi-periodic forcing term. Zeitschrift für Angewandte Mathematik und Physik, 63, 189, 2012.
- [40] sijianguo. ON SMALL PERTURBATION OF FOUR-DIMENSIONAL QUASI-PERIODIC SYSTEM WITH DEGENERATE EQUILIBRIUM POINT. COMMUNICATIONS ON PURE AND APPLIED ANALYSIS, 14, 421, 2015.
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