@Article{ 
  cerleo,
  author = { Cermelli, Paolo and Leoni, Giovanni },
  title = { Energy and Forces on Dislocations },
  journal = { SIAM J. Math. Anal. },
  year = { 2005 },
  volume = { 37 },
  number = { 4 },
  pages = { 1131-1160  },
  URL = { http://cvgmt.sns.it/paper/1494/ },
  note = { cvgmt preprint}
}