@article{ASNSP_2013_5_12_1_209_0,
     author = {del Pino, Manuel and Musso, Monica and Pacard, Frank and Pistoia, Angela},
     title = {Torus action on $S^{n}$ and sign-changing solutions for conformally invariant equations},
     journal = {Annali della Scuola Normale Superiore di Pisa - Classe di Scienze},
     pages = {209--237},
     publisher = {Scuola Normale Superiore, Pisa},
     volume = {Ser. 5, 12},
     number = {1},
     year = {2013},
     mrnumber = {3088442},
     zbl = {1267.53040},
     language = {en},
     url = {http://archive.numdam.org/item/ASNSP_2013_5_12_1_209_0/}
}