%0 Journal Article %A M. Fortin %T A Three-Dimensional Quadratic Nonconforming Element. %J Numerische Mathematik %D 1985 %P 269-280 %V 46 %I mathdoc %U http://geodesic.mathdoc.fr/item/NUMA_1985__46_132996/ %F NUMA_1985__46_132996