@article{CRMATH_2009__347_3-4_163_0,
     author = {Grunau, Hans-Christoph and Robert, Fr\'ed\'eric},
     title = {Boundedness of the negative part of biharmonic {Green's} functions under {Dirichlet} boundary conditions in general domains},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {163--166},
     publisher = {Elsevier},
     volume = {347},
     number = {3-4},
     year = {2009},
     doi = {10.1016/j.crma.2008.12.013},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2008.12.013/}
}