@Article{ bragelnov08, author = { Braides, Andrea and Gelli, Maria Stella and Novaga, Matteo }, title = { Motion and pinning of discrete interfaces }, journal = { Arch. Ration. Anal. Mech. }, year = { 2010 }, volume = { 95 }, pages = { 469-498 }, URL = { http://cvgmt.sns.it/paper/1045/ }, note = { cvgmt preprint} }