%0 Journal Article %A L. Babuska %A J. Osborn %T Analysis of Finite Element Methods for Second Order Boundary Value Problems Using Mesh Dependent Norms. %J Numerische Mathematik %D 1980 %P 41-62 %V 34 %I mathdoc %U http://geodesic.mathdoc.fr/item/NUMA_1980__34_132658/ %F NUMA_1980__34_132658