@inproceedings{illigtoappearcomparison,
  author = {Illig, Jens and Hotho, Andreas and Jäschke, Robert and Stumme, Gerd},
  booktitle = {Postproceedings of the International Conference on Knowledge Processing in Practice (KPP2007)},
  file = {:illig2009comparison.pdf:PDF},
  interhash = {849cc8141815da667268acd7389d610a},
  intrahash = {65f66d8e45722648f0471a193dd8ead6},
  publisher = {Springer},
  title = {A Comparison of content-based Tag Recommendations in Folksonomy Systems},
  year = {to appear}
}

@inproceedings{krause2008comparison,
  address = {Glasgow, UK},
  author = {Krause, Beate and Hotho, Andreas and Stumme, Gerd},
  booktitle = {30th European Conference on IR Research, ECIR 2008},
  editor = {Macdonald, Craig and Ounis, Iadh and Plachouras, Vassilis and Ruthven, Ian and White, Ryen W.},
  interhash = {37598733b747093d97a0840a11beebf5},
  intrahash = {ad5f4664d1f5b967a0793b4a26a0edbb},
  isbn = {978-3-540-78645-0},
  misc = {vgwort=21,1},
  month = {April},
  pages = {101-113},
  publisher = {Springer},
  series = {Lecture Notes in Computer Science},
  title = {A Comparison of Social Bookmarking with Traditional Search},
  volume = 4956,
  year = 2008
}