Communications in Information and Systems

On Brockett's Necessary Condition for Stabilizability and the Topology of Liapunov Functions on R$^n$

A Geometric Framework for Stabilization by Energy Shaping: Sufficient Conditions for Existence of Solutions

Lower Bounded Control-Lyapunov Functions

Infinite-Dimensional Feedback Systems: the Circle Criterion and Input-to-State Stability

Computational Geometric Optimal Control of Rigid Bodies

Stabilization of Three-Dimensional Collective Motion