%0 Journal Article %A P.Le Tallec %T Existence and Approximation Results for Nonlinear Mixed Problems : Application to Incompressible Finite Elasticity. %J Numerische Mathematik %D 1982 %P 365-382 %V 38 %I mathdoc %U http://geodesic.mathdoc.fr/item/NUMA_1982__38_132768/ %F NUMA_1982__38_132768