TY - JOUR AU - Ciuperca, Ionel AU - El Alaoui Talibi, Mohamed AU - Jai, Mohammed TI - On the optimal control of coefficients in elliptic problems. Application to the optimization of the head slider JO - ESAIM: Control, Optimisation and Calculus of Variations PY - 2005 SP - 102 EP - 121 VL - 11 IS - 1 PB - EDP-Sciences UR - http://www.numdam.org/articles/10.1051/cocv:2004029/ DO - 10.1051/cocv:2004029 LA - en ID - COCV_2005__11_1_102_0 ER -