@Article{ 
  sunyezmen06,
  author = { Mennucci, Andrea C. G. and Sundaramoorthi, Ganesh and Yezzi, Anthony },
  title = { Sobolev Active Contours },
  journal = { International Journal of Computer Vision },
  year = { 2007 },
  volume = { 73 },
  number = { 3 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/368/ },
  note = { cvgmt preprint}
}