%0 Journal Article %A Karine Beauchard %A Piermarco Cannarsa %A Roberto Guglielmi %T Null controllability of Grushin-type operators in dimension two %J Journal of the European Mathematical Society %D 2014 %P 67-101 %V 16 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4171/jems/428/ %R 10.4171/jems/428 %F JEMS_2014_16_1_a2