@InCollection{Hawking10,
  author =       {David Hawking},
  title =        {Enterprise Search},
  booktitle =    {Modern Information Retrieval, 2nd Ed.},
  pages =     {641--684},
  year = {2010},
  isbn = {978-0-321-41691-9},
  publisher = {Pearson Educational},
  address = {UK},
  editor =    {Ricardo Baeza-Yates and Berthier Ribeiro-Neto},
  note = 	 {\url{http://david-hawking.net/pubs/ModernIR2_Hawking_chapter.pdf}}
}