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@article{PORMA_2002__59_2_50215, author = {Saint Jean Paulin, J. and Zoubairi, H.}, title = {Optimal control and {\textquotedblleft}strange term}, journal = {Portugaliae mathematica}, pages = {161--178}, publisher = {mathdoc}, volume = {59}, number = {2}, year = {2002}, zbl = {1017.49005}, language = {en}, url = {http://geodesic.mathdoc.fr/item/PORMA_2002__59_2_50215/} }
Saint Jean Paulin, J.; Zoubairi, H. Optimal control and “strange term. Portugaliae mathematica, Tome 59 (2002) no. 2, pp. 161-178. http://geodesic.mathdoc.fr/item/PORMA_2002__59_2_50215/