@book{manning2008,
  author = {Manning, Christopher D. and Raghavan, Prabhakar and Schütze, Hinrich},
  interhash = {2e574e46b7668a7268e7f02b46f4d9bb},
  intrahash = {9f4ab13e07b48b9723113aa74224be65},
  publisher = {Cambridge University Press},
  title = {Introduction to Information Retrieval},
  year = 2008
}