@article{RNTI/papers/1002068,
  author    = {Dan Simovici and Rosanne Vetro and Kaixun Hua},
  title     = {Ultrametricity of Dissimilarity Spaces and Its Significance for Data Mining},
  journal = {Revue des Nouvelles Technologies de l'Information},
  volume = {Extraction et Gestion des Connaissances, RNTI-E-28},
  year      = {2015},
  pages     = {89-100}
}