@article{447442,
      recid = {447442},
      author = {Witten, I. H. and Gori, Marco. and Numerico, Teresa.},
      title = {Web dragons inside the myths of search engine technology /  [electronic resource] :},
      publisher = {Morgan Kaufmann,},
      address = {Amsterdam ;},
      pages = {xxi, 261 p. :},
      year = {2007},
      url = {http://library.usi.edu/record/447442},
}