@article{CRMATH_2011__349_5-6_291_0,
     author = {Rosier, Lionel and de Teresa, Luz},
     title = {Exact controllability of a cascade system of conservative equations},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {291--296},
     publisher = {Elsevier},
     volume = {349},
     number = {5-6},
     year = {2011},
     doi = {10.1016/j.crma.2011.01.014},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2011.01.014/}
}