@Misc{ CinMirVal17, author = { Cinti, Eleonora and Miraglio, Pietro and Valdinoci, Enrico }, title = { One-dimensional symmetry for the solutions of a three-dimensional water wave problem }, journal = { J. Geom. Anal. }, year = { 2017 }, pages = { }, URL = { http://cvgmt.sns.it/paper/3598/ }, note = { cvgmt preprint} }