@article{05038316, title = {A free boundary problem describing the saturated-unsaturated flow in a porous medium. II: Existence of the free boundary in the 3D case.}, journal = {Abstract and Applied Analysis}, volume = {2005}, year = {2005}, pages = {813-854}, doi = {10.1155/AAA.2005.813}, zbl = {1105.35148}, language = {en}, url = {http://dml.mathdoc.fr/item/05038316} }
Marinoschi, Gabriela. A free boundary problem describing the saturated-unsaturated flow in a porous medium. II: Existence of the free boundary in the 3D case.. Abstract and Applied Analysis, Tome 2005 (2005) pp. 813-854. doi : 10.1155/AAA.2005.813. http://gdmltest.u-ga.fr/item/05038316/