@Inproceedings{baezayates2007extracting,
  author = {Baeza-Yates, Ricardo and Tiberi, Alessandro},
  title  = {Extracting semantic relations from query logs},

  year   = {2007},
  number = {},
  url    = {http://portal.acm.org/citation.cfm?id=1281192.1281204},
  doi = {http://doi.acm.org/10.1145/1281192.1281204},
  const  = {\ text}
}