TY - JOUR AU - Kahlbacher, Martin AU - Volkwein, Stefan TI - POD a-posteriori error based inexact SQP method for bilinear elliptic optimal control problems JO - ESAIM: Mathematical Modelling and Numerical Analysis PY - 2012 SP - 491 EP - 511 VL - 46 IS - 2 PB - EDP-Sciences UR - http://www.numdam.org/articles/10.1051/m2an/2011061/ DO - 10.1051/m2an/2011061 LA - en ID - M2AN_2012__46_2_491_0 ER -