TY - JOUR AU - Nowakowski, Andrzej TI - Sufficient optimality conditions for multivariable control problems JO - Discussiones Mathematicae. Differential Inclusions, Control and Optimization PY - 2007 SP - 135 EP - 150 VL - 27 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DMDICO_2007_27_1_a7/ LA - en ID - DMDICO_2007_27_1_a7 ER -