@Inproceedings{Mika2005,
  author = {Mika, Peter},
  title  = {Ontologies Are Us: A Unified Model of Social Networks and Semantics},

  year   = {2005},
  number = {},
  url    = {http://www.cs.vu.nl/~pmika/research/papers/ISWC-folksonomy.pdf},
  doi = {10.1007/11574620_38},
  const  = {\ text}
}