@Misc{ 
  NegVit16,
  author = { Negri, Matteo and Vitali, Enrico },
  title = { Approximation and characterization of quasi-static $H^1$-evolutions for a cohesive interface with different loading-unloading regimes },
  journal = {  },
  year = { 2016 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/3211/ },
  note = { cvgmt preprint}
}