@article{10_4171_ifb_3,
     author = {Giovanni Bellettini and Matteo Novaga and Maurizio Paolini},
     title = {Facet-breaking for three-dimensional crystals evolving by mean curvature},
     journal = {Interfaces and free boundaries},
     pages = {39--55},
     year = {1999},
     volume = {1},
     number = {1},
     doi = {10.4171/ifb/3},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/ifb/3/}
}