TY - JOUR AU - Alt, Walter TI - Approximation of optimal control problems with bound constraints by control parameterization JO - Control and Cybernetics PY - 2003 SP - 451 EP - 472 VL - 32 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CC_2003_32_3_a2/ LA - en ID - CC_2003_32_3_a2 ER -