@Article{PapariPetkov2011ivc-contour_survey,
  author =   {G. Papari and N. Petkov},
  title =    {Edge and line oriented contour detection: State of the art},
  journal =  {Image and Vision Computing},
  year =     {2011},
  volume =   {29},
  number =   {2-3},
  pages =    {79-103},
  doi =      {10.1016/j.imavis.2010.08.009}
}