@article{10_4171_ifb_166,
     author = {Matteo Negri},
     title = {Convergence analysis for a smeared crack approach in brittle fracture},
     journal = {Interfaces and free boundaries},
     pages = {307--330},
     year = {2007},
     volume = {9},
     number = {3},
     doi = {10.4171/ifb/166},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/ifb/166/}
}