@Article{ 
  M\"ScaZep13,
  author = { Müller, Stefan and Scardia, Lucia and Zeppieri, Caterina Ida },
  title = { Geometric rigidity for incompatible fields and an application to strain-gradient plasticity },
  journal = { Indiana univ. Math. J. },
  year = { 2014 },
  volume = { 63 },
  pages = { 1365-1396 },
  URL = { http://cvgmt.sns.it/paper/2084/ },
  note = { cvgmt preprint}
}