@Misc{ CarMon13, author = { Carlotto, Alessandro and Mondino, Andrea }, title = { Existence of generalized totally umbilic 2-spheres in perturbed 3-spheres }, journal = { Int. Math. Res. Not. }, year = { 2013 }, pages = { }, URL = { http://cvgmt.sns.it/paper/2131/ }, note = { cvgmt preprint} }