@Article{ gbevcamno04, author = { Bellettini, Giovanni and Caselles, Vicent and Chambolle, Antonin and Novaga, Matteo }, title = { Crystalline mean curvature flow of convex sets }, journal = { Arch. Rational Mech. Anal. }, year = { 2006 }, volume = { 179 }, number = { 1 }, pages = { 109-152 }, URL = { http://cvgmt.sns.it/paper/390/ }, note = { cvgmt preprint} }