@article{CRMATH_2007__344_6_357_0,
     author = {Benabdallah, Assia and Dermenjian, Yves and Le Rousseau, J\'er\^ome},
     title = {On the controllability of linear parabolic equations with an arbitrary control location for stratified media},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {357--362},
     publisher = {Elsevier},
     volume = {344},
     number = {6},
     year = {2007},
     doi = {10.1016/j.crma.2007.01.012},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2007.01.012/}
}