@Misc{ 
  gia01a,
  author = { Dal Maso, Gianni },
  title = { Solutions of Neumann problems in domains with cracks and applications to fracture mechanics },
  journal = {  },
  year = { 2001 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/621/ },
  note = { cvgmt preprint}
}