@article{CRMATH_2011__349_13-14_765_0,
     author = {Castro, Hern\'an and D\'avila, Juan and Wang, Hui},
     title = {A {Hardy} type inequality for $ {W}_{0}^{2,1}(\Omega )$ functions},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {765--767},
     publisher = {Elsevier},
     volume = {349},
     number = {13-14},
     year = {2011},
     doi = {10.1016/j.crma.2011.06.026},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2011.06.026/}
}