DrachslerHK08'

@inproceedings{DBLP:conf/recsys/DrachslerHK08,
  author    = {Hendrik Drachsler and
               Hans G. K. Hummel and
               Rob Koper},
  title     = {Navigation support for learners in informal learning environments},
  booktitle = {RecSys},
  year      = {2008},
  pages     = {303-306},
  ee        = {http://doi.acm.org/10.1145/1454008.1454058},
  crossref  = {DBLP:conf/recsys/2008},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{DBLP:conf/recsys/2008,
  editor    = {Pearl Pu and
               Derek G. Bridge and
               Bamshad Mobasher and
               Francesco Ricci},
  title     = {Proceedings of the 2008 ACM Conference on Recommender Systems,
               RecSys 2008, Lausanne, Switzerland, October 23-25, 2008},
  booktitle = {RecSys},
  publisher = {ACM},
  year      = {2008},
  isbn      = {978-1-60558-093-7},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}