@Misc{ 
  A.CYezSun6,
  author = { A. C. G. Mennucci,  and Sundaramoorthi, G. and Yezzi, A. },
  title = { Sobolev--type metrics in the space of curves },
  journal = {  },
  year = { 2006 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/5443/ },
  note = { cvgmt preprint}
}