%0 Journal Article %A Shyam M. Keralavarma %A A. Amine Benzerga %T An approximate yield criterion for anisotropic porous media %J Comptes Rendus. Mécanique %D 2008 %P 685-692 %V 336 %N 9 %I Elsevier %R 10.1016/j.crme.2008.07.008 %G en %F CRMECA_2008__336_9_685_0