TY - JOUR AU - N. Raïssi AU - M. Serhani TI - Nonconvex Duality and Viscosity Solutions of the Hamilton-Jacobi-Bellman Equation in Optimal Control JO - Journal of convex analysis PY - 2002 SP - 625 EP - 648 VL - 9 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JCA_2002_9_2_JCA_2002_9_2_a18/ ID - JCA_2002_9_2_JCA_2002_9_2_a18 ER -