@Misc{ CinSinVal16, author = { Cinti, Eleonora and Sinestrari, Carlo and Valdinoci, Enrico }, title = { Neckpinch singularities in Fractional Mean Curvature Flows }, journal = { Proc. Amer. Math. Soc. }, year = { 2016 }, pages = { }, URL = { http://cvgmt.sns.it/paper/3125/ }, note = { cvgmt preprint} }