@phdthesis{de-513,
  title = {Evaluation of adaptive systems},
  author = {Stephan Weibelzahl},
  year = {2004},
  url = {http://ubt.opus.hbz-nrw.de/volltexte/2004/234/index.html},
  note = {http://d-nb.info/971748454},
  researchr = {https://researchr.org/publication/de-513},
  cites = {0},
  citedby = {0},
  school = {University of Trier},
}