@Misc{ 
  Mar20c,
  author = { Marziani, Roberta },
  title = { Phd Thesis: Asymptotic analysis of nonlinear models for line defects in materials },
  journal = {  },
  year = { 2020 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/5026/ },
  note = { cvgmt preprint}
}