@article{AIHPC_2009__26_5_1793_0,
     author = {Beauchard, K. and Zuazua, E.},
     title = {Some {Controllability} {Results} for the {2D} {Kolmogorov} {Equation}},
     journal = {Annales de l'I.H.P. Analyse non lin\'eaire},
     pages = {1793--1815},
     publisher = {Elsevier},
     volume = {26},
     number = {5},
     year = {2009},
     doi = {10.1016/j.anihpc.2008.12.005},
     mrnumber = {2566710},
     zbl = {1172.93005},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.anihpc.2008.12.005/}
}