1. Time-optimal control of solutions of operational differential equations;Fattorini;J. SIAM Control, Ser. A,1964
2. Optimal control problems in Banach spaces;Balakrishnan;J. SIAM Control, Ser. A,1965
3. Infinite dimensional control problems I: On the closure of the set of attainable states for linear systems;Falb;J. Math. Analys. Appl.,1964
4. J. L. Lions. Sur quelques problèmes d'optimasation dans les équations d'évolution linéaires de type parabolique. “Applications of Functional Analysis to Optimization.” Academic Press, New York, to appear.
5. J. L. Lions. Optimasation pour certaines classes d'équations d'évolution non linéaires, to appear.