%0 Journal Article %A Hintermüller, Michael %A Kopacka, Ian %A Volkwein, Stefan %T Mesh-independence and preconditioning for solving parabolic control problems with mixed control-state constraints %J ESAIM: Control, Optimisation and Calculus of Variations %D 2009 %P 626-652 %V 15 %N 3 %I EDP-Sciences %U http://www.numdam.org/articles/10.1051/cocv:2008042/ %R 10.1051/cocv:2008042 %G en %F COCV_2009__15_3_626_0