@book{reference/rsh/2011,
  booktitle = {Recommender Systems Handbook},
  editor = {Ricci, Francesco and Rokach, Lior and Shapira, Bracha and Kantor, Paul B.},
  ee = {http://www.springerlink.com/content/978-0-387-85819-7},
  interhash = {fc9c45535069f00807f784abdd939d9f},
  intrahash = {49d1b9115124c64075d6c2c559504b22},
  isbn = {978-0-387-85819-7},
  publisher = {Springer},
  title = {Recommender Systems Handbook},
  url = {http://dblp.uni-trier.de/db/reference/rsh/rsh2011.html},
  year = 2011
}