@article{CRMATH_2009__347_15-16_979_0,
     author = {Lemou, Mohammed and M\'ehats, Florian and Rapha\"el, Pierre},
     title = {A new variational approach to the stability of gravitational systems},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {979--984},
     publisher = {Elsevier},
     volume = {347},
     number = {15-16},
     year = {2009},
     doi = {10.1016/j.crma.2009.06.005},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2009.06.005/}
}