%0 Journal Article %A Duprez, Michel %T Controllability of a $2 \times{} 2$ parabolic system by one force with space-dependent coupling term of order one %J ESAIM: Control, Optimisation and Calculus of Variations %D 2017 %P 1473-1498 %V 23 %N 4 %I EDP-Sciences %U http://www.numdam.org/articles/10.1051/cocv/2016061/ %R 10.1051/cocv/2016061 %G en %F COCV_2017__23_4_1473_0