%0 Journal Article %A Alfredo Fetter %T L...-Error Estimate for an Approximation of a Parabolic Variational Inequality. %J Numerische Mathematik %D 1986 %P 557-566 %V 50 %I mathdoc %U http://geodesic.mathdoc.fr/item/NUMA_1986__50_133172/ %F NUMA_1986__50_133172