@Incollection{LA:12,
  author = {Lemmerich, Florian and Atzmueller, Martin},
  title  = {Describing Locations using Tags and Images: Explorative Pattern Mining in Social Media},

  year   = {2012},
  number = {},
  url    = {http://www.kde.cs.uni-kassel.de/atzmueller/paper/lemmerich-explorative-pattern-mining-socia-media-lnai-2012.pdf},

  const  = {\ text}
}
@Article{jaeschke2008tag,
  author = {Jäschke, Robert and Marinho, Leandro and Hotho, Andreas and Schmidt-Thieme, Lars and Stumme, Gerd},
  title  = {Tag Recommendations in Social Bookmarking Systems},
  journal = {AI Communications},
  year   = {2008},
  number = {4},
  url    = {http://dx.doi.org/10.3233/AIC-2008-0438},
  doi = {10.3233/AIC-2008-0438},
  const  = {\ text}
}
@Article{jaeschke2008tag,
  author = {Jäschke, Robert and Marinho, Leandro and Hotho, Andreas and Schmidt-Thieme, Lars and Stumme, Gerd},
  title  = {Tag Recommendations in Social Bookmarking Systems},
  journal = {AI Communications},
  year   = {2008},
  number = {4},
  url    = {http://dx.doi.org/10.3233/AIC-2008-0438},
  doi = {10.3233/AIC-2008-0438},
  const  = {\ text}
}