Asymptotic controllability implies feedback stabilization. - Francis H. Clarke; Yuri S. Ledyaev; Eduardo D. Sontag; Andrei I. Subbotin (IEEE Trans. Autom. Control., 1997)

On Global Optimality Conditions for Nonlinear Optimal Control Problems. - Francis H. Clarke; Jean-Baptiste Hiriart-Urruty; Yuri S. Ledyaev (J. Glob. Optim., 1998)

Feedback Stabilization and Lyapunov Functions. - Francis H. Clarke; Yuri S. Ledyaev; Ludovic Rifford; Ronald J. Stern (SIAM J. Control. Optim., 2000)

State Constrained Feedback Stabilization. - Francis H. Clarke; Ronald J. Stern (SIAM J. Control. Optim., 2003)

Lyapunov and feedback characterizations of state constrained controllability and stabilization. - Francis H. Clarke; Ronald J. Stern (Syst. Control. Lett., 2005)

Nonconvex Duality in Optimal Control. - Francis H. Clarke; Chadi Nour (SIAM J. Control. Optim., 2005)

An Extension of the Schwarzkopf Multiplier Rule in Optimal Control. - Francis H. Clarke; Yuri S. Ledyaev; Maria do Rosário de Pinho (SIAM J. Control. Optim., 2011)