%0 Journal Article %A A. Bensoussan %A J.-L. Lions %T Optimal impulse and continuous control: method of nonlinear quasi-variational inequalities %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1975 %P 5-22 %V 134 %I mathdoc %U http://geodesic.mathdoc.fr/item/TM_1975_134_a1/ %G en %F TM_1975_134_a1