@article{404031,
      recid = {404031},
      author = {Velásquez, Juan D. and Palade, Vasile,},
      title = {Adaptive web sites a knowledge extraction from web data  approach / [electronic resource] :},
      publisher = {IOS Press,},
      address = {Amsterdam :},
      pages = {xxiv, 272 p. :},
      year = {2008},
      url = {http://library.usi.edu/record/404031},
}