@InProceedings{utiyama-yamamoto:2006:EMNLP,
  author    = {Utiyama, Masao  and  Yamamoto, Mikio},
  title     = {Relevance Feedback Models for Recommendation},
  booktitle = {Proceedings of the 2006 Conference on Empirical Methods in Natural Language Processing},
  month     = {July},
  year      = {2006},
  address   = {Sydney, Australia},
  publisher = {Association for Computational Linguistics},
  pages     = {449--456},
  url       = {http://www.aclweb.org/anthology/W/W06/W06-1653}
}