@techreport{tierny05lifl,
  author      = {Tierny,Julien and Filali Ansary, Tarik and Vandeborre, Jean-Philippe},
  title       = {A novel method for constructing meaningful Reeb graphs from
                 piecewise continuous functions over 2-manifolds},
  institution = {Laboratoire d'Informatique Fondamentale de Lille (LIFL - UMR USTL/CNRS 8022)},
  number      = {2005-05},
  year        = 2005,
  month       = {December},
  URL         = {http://www.lifl.fr/evenements/publications/2005-05.pdf}
}