TY - JOUR AU - Geveci, Tunc TI - On the approximation of the solution of an optimal control problem governed by an elliptic equation JO - RAIRO. Analyse numérique PY - 1979 SP - 313 EP - 328 VL - 13 IS - 4 PB - Centrale des revues, Dunod-Gauthier-Villars PP - Montreuil UR - http://www.numdam.org/item/M2AN_1979__13_4_313_0/ LA - en ID - M2AN_1979__13_4_313_0 ER -