BibTeX

@article{pitkow02personalized,
  author = {James Pitkow and Hinrich Sch{ü}tze and Todd Cass and Rob Cooley
	and Don Turnbull and Andy Edmonds and Eytan Adar and Thomas Breuel},
  title = {Personalized search},
  journal = {Communications of the ACM},
  year = {2002},
  volume = {45},
  pages = {50-55},
  number = {9},
  issn = {0001-0782},
  publisher = {ACM Press}
}