@Inproceedings{Benz07OL,
  author = {Benz, Dominik and Hotho, Andreas},
  title  = {Position Paper: Ontology Learning from Folksonomies.},

  year   = {2007},
  number = {},
  url    = {http://dblp.uni-trier.de/db/conf/lwa/lwa2007.html#BenzH07},

  const  = {\ text}
}
@Article{heylighen98bootstrapping,
  author = {Heylighen, Francis},
  title  = {Bootstrapping knowledge representations: from entailment meshes via semantic nets to learning webs},
  journal = {Kybernetes},
  year   = {2001},
  number = {5/6},
  url    = {citeseer.nj.nec.com/francis96bootstrapping.html},

  const  = {\ text}
}