@Article{ franegort10, author = { Fraternali, Fernando and Negri, Matteo and Ortiz, Michael }, title = { On the convergence of 3D free discontinuity models in variational fracture mechanics }, journal = { Int. J. Fracture }, year = { 2010 }, volume = { 166 }, pages = { 3-11 }, URL = { http://cvgmt.sns.it/paper/109/ }, note = { cvgmt preprint} }