%0 Journal Article %A Peter Knabner %T Control of Stefan Problems by Means of Linear-Quadratic Defect Minimization. %J Numerische Mathematik %D 1985 %P 429-442 %V 46 %I mathdoc %U http://geodesic.mathdoc.fr/item/NUMA_1985__46_133005/ %F NUMA_1985__46_133005