TY - JOUR AU - Cegielski, Andrzej AU - Grossmann, Christian TI - Properties of projection and penalty methods for discretized elliptic control problems JO - Discussiones Mathematicae. Differential Inclusions, Control and Optimization PY - 2007 SP - 23 EP - 41 VL - 27 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DMDICO_2007_27_1_a1/ LA - en ID - DMDICO_2007_27_1_a1 ER -