@article{01929983, title = {Existence of solutions of minimization problems with an increasing cost function and porosity.}, journal = {Abstract and Applied Analysis}, volume = {2003}, year = {2003}, pages = {651-670}, doi = {10.1155/S1085337503212094}, zbl = {1058.49026}, language = {en}, url = {http://dml.mathdoc.fr/item/01929983} }
Zaslavski, Alexander J. Existence of solutions of minimization problems with an increasing cost function and porosity.. Abstract and Applied Analysis, Tome 2003 (2003) pp. 651-670. doi : 10.1155/S1085337503212094. http://gdmltest.u-ga.fr/item/01929983/