@book{books/aw/Baeza-YatesR99,
  author = {Baeza-Yates, Ricardo A. and Ribeiro-Neto, Berthier A.},
  interhash = {6f78177742b3c836218aacfc7fc4c43c},
  intrahash = {16ab70975f635f8d72de82e2ef3ef9de},
  isbn = {0-201-39829-X},
  publisher = {ACM Press / Addison-Wesley},
  title = {Modern Information Retrieval},
  url = {http://www.ischool.berkeley.edu/~hearst/irbook/glossary.html},
  year = 1999
}

@book{ferber2003information,
  address = {Heidelberg},
  author = {Ferber, Reginald},
  interhash = {52c1b4ab3e818efef6635eb76b778608},
  intrahash = {b60dbc902a2e19877aec154fa5747751},
  publisher = {dpunkt Verlag},
  title = {Information Retrieval: Suchmodelle und Data-Mining-Verfahren für Textsammlungen und das Web},
  url = {http://information-retrieval.de/},
  year = 2003
}

@book{manning2008,
  author = {Manning, C. D. and Raghavan, P. and Schütze, H.},
  interhash = {2e574e46b7668a7268e7f02b46f4d9bb},
  intrahash = {2588419fae77ef64bd735f4265f7daa5},
  publisher = {Cambridge University Press},
  title = {Introduction to Information Retrieval},
  url = {http://www-csli.stanford.edu/~hinrich/information-retrieval-book.html},
  year = 2008
}