TY - JOUR AU - Cornilleau, Pierre AU - Guerrero, Sergio TI - On the cost of null-control of an artificial advection-diffusion problem JO - ESAIM: Control, Optimisation and Calculus of Variations PY - 2013 SP - 1209 EP - 1224 VL - 19 IS - 4 PB - EDP-Sciences UR - http://www.numdam.org/articles/10.1051/cocv/2013048/ DO - 10.1051/cocv/2013048 LA - en ID - COCV_2013__19_4_1209_0 ER -