@article{02220743, title = {On the minimization of some nonconvex double obstacle problems.}, journal = {Journal of Applied Mathematics}, volume = {2003}, year = {2003}, pages = {535-551}, doi = {10.1155/S1110757X03210032}, zbl = {1089.49001}, language = {en}, url = {http://dml.mathdoc.fr/item/02220743} }
Elfanni, A. On the minimization of some nonconvex double obstacle problems.. Journal of Applied Mathematics, Tome 2003 (2003) pp. 535-551. doi : 10.1155/S1110757X03210032. http://gdmltest.u-ga.fr/item/02220743/