@Inproceedings{jaeschke07organizing,
  author = {Jäschke, Robert and Grahl, Miranda and Hotho, Andreas and Krause, Beate and Schmitz, Christoph and Stumme, Gerd},
  title  = {Organizing Publications and Bookmarks in BibSonomy},

  year   = {2007},
  number = {},
  url    = {http://www2007.org/workshops/paper_25.pdf},

  const  = {\ text}
}
@Inproceedings{hotho2006emergent,
  author = {Hotho, Andreas and Jäschke, Robert and Schmitz, Christoph and Stumme, Gerd},
  title  = {Emergent Semantics in BibSonomy},

  year   = {2006},
  number = {},
  url    = {http://www.kde.cs.uni-kassel.de/stumme/papers/2006/hotho2006emergent.pdf},

  const  = {\ text}
}