@misc{bork2006webservice,
  author = {Bork, Manuel},
  howpublished = {Project report},
  institution = {Fachgebiet Wissensverarbeitung, Universität Kassel},
  interhash = {7819800787c6c6a55d5f212e431a424d},
  intrahash = {9dfaaf904ac667337f815075796a2bf6},
  title = {Webservice API für Bibsonomy},
  type = {Project report},
  url = {https://www.kde.cs.uni-kassel.de/lehre/arbeiten/documents/bork2006webservice.pdf},
  year = 2006
}

@misc{illig2006entwurf,
  author = {Illig, Jens},
  howpublished = {Project report},
  institution = {Fachgebiet Wissensverarbeitung, Universität Kassel},
  interhash = {cb0aab1eb647c26b0b26b0edf74dd24a},
  intrahash = {7c95058aa4c600d11c80319a07e94878},
  title = {Entwurf und Integration eines Item-Based Collaborative Filtering 
Tag Recommender Systems in das BibSonomy-Projekt},
  url = {http://www.kde.cs.uni-kassel.de/lehre/arbeiten/documents/illig2006entwurf.pdf},
  year = 2006
}