Periodic solutions dor discontinuous dynamical systems with symmetry
Analysis of Functional Integral Equations, Generalized Ordinary Differential Equat...
Sliding motion in discontinuous dynamical systems: periodic solutions, homoclinic ...
Qualitative theory of ordinary differential equations: integrability, periodic orb...
Continuous or piecewise smooth dynamical systems on 2 and 3 dimensional manifolds.
Minimizers with discontinuous velocities and variational electrodynamics of point ...
Limit cycles of discontinuous piecewise smooth differential systems in the plane R...