@article{CRMATH_2014__352_4_321_0,
     author = {Montaru, Alexandre and Souplet, Philippe},
     title = {Symmetry of components and {Liouville} theorems for noncooperative elliptic systems on the half-space},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {321--325},
     publisher = {Elsevier},
     volume = {352},
     number = {4},
     year = {2014},
     doi = {10.1016/j.crma.2013.10.033},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.crma.2013.10.033/}
}