@article{AIHPC_2004__21_6_795_0,
     author = {Fern\'andez Bonder, Julian and Lami Dozo, Enrique and Rossi, Julio D.},
     title = {Symmetry properties for the extremals of the {Sobolev} trace embedding},
     journal = {Annales de l'I.H.P. Analyse non lin\'eaire},
     pages = {795--805},
     publisher = {Elsevier},
     volume = {21},
     number = {6},
     year = {2004},
     doi = {10.1016/j.anihpc.2003.09.005},
     mrnumber = {2097031},
     zbl = {02137605},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.anihpc.2003.09.005/}
}