@article{10_4171_ifb_42,
     author = {Paul C. Fife and John W. Cahn and Charles M. Elliott},
     title = {A free-boundary model for diffusion-induced grain boundary motion},
     journal = {Interfaces and free boundaries},
     pages = {291--336},
     year = {2001},
     volume = {3},
     number = {3},
     doi = {10.4171/ifb/42},
     url = {http://geodesic.mathdoc.fr/articles/10.4171/ifb/42/}
}