@article{1102992979, author = {Stoddart, A. W. J.}, title = {Existence of optimal controls.}, journal = {Pacific J. Math.}, volume = {23}, number = {3}, year = {1967}, pages = { 167-177}, language = {en}, url = {http://dml.mathdoc.fr/item/1102992979} }
Stoddart, A. W. J. Existence of optimal controls.. Pacific J. Math., Tome 23 (1967) no. 3, pp. 167-177. http://gdmltest.u-ga.fr/item/1102992979/