Long Time Stability in Perturbations of Completely Resonant PDE's
C ∞-Normal Forms of Local Vector Fields
A New Geometric Approach to Lie Systems and Physical Applications
The Reduction of Equivariant Dynamics to the Orbit Space for Compact Group Actions
Convergence of Normal Form Transformations
Poincaré Normal and Renormalized Forms
Noncommutative Geometry (An Introduction to Selected Topics)
Alternative Commutation Relations and Quantum Bi-Hamiltonian Systems
Geometric Invariant Theory in a Model-Independent Analysis of Spontaneous Symmetry and Supersymmetry Breaking
Pseudo-Rigid Bodies
Parametric and Autoparametric Resonance
Qualitative Features of Intra-molecular Dynamics. What can be Learned from Symmetry and Topology?