Journal of Differential Equations · 1994 · 34 citations · 0 references
Natural SciencesMathematicsPhysicsDifferential EquationsDynamical SystemsTheoretical PhysicsNonlinear DynamicsOscillatorsPartial Differential EquationsPerturbation TheorySystems Of Differential EquationsLarge-amplitude OscillationsNonlinear OscillatorsNonlinear WavesSecond-order Differential Equations