@inproceedings{jaeschke07tagKdml,
  author = {Jaeschke, Robert and Marinho, Leandro and Hotho, Andreas and Schmidt-Thieme, Lars and Stumme, Gerd},
  booktitle = {Workshop Proceedings of Lernen - Wissensentdeckung - Adaptivität (LWA 2007)},
  editor = {Hinneburg, Alexander},
  interhash = {19e40fd1eb137fab091512656ecc504d},
  intrahash = {71bc9f8ae1a53632dc9a2b98b017f152},
  isbn = {978-3-86010-907-6},
  month = sep,
  pages = {13-20},
  publisher = {Martin-Luther-Universität Halle-Wittenberg},
  title = {Tag Recommendations in Folksonomies},
  url = {http://www.kde.cs.uni-kassel.de/stumme/papers/2007/jaeschke07tagrecommendationsKDML.pdf},
  year = 2007
}

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  doi = {http://doi.acm.org/10.1145/245108.245123},
  interhash = {6995678b936b33eef9ea1396e53a1fc7},
  intrahash = {ba3606b3aa6c4cf94784db451b28cd68},
  issn = {0001-0782},
  journal = {Commun. ACM},
  number = 3,
  pages = {63--65},
  publisher = {ACM Press},
  title = {Referral Web: combining social networks and collaborative filtering},
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  year = 1997
}