@Article{ 
  BrChDaGrMa11,
  author = { Brancolini, A. and Chimienti, M. and Dassisti, M. and Granieri, Luca and Maddalena, Francesco },
  title = { Variational Techniques for Assessing the Techonological Signature of Flat Surfaces },
  journal = { Optimization and Engineering },
  year = { 2011 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/1794/ },
  note = { cvgmt preprint}
}