@article{journals/tods/GottlobPZ88,
  title = "Properties and Update Semantics of Consistent Views",
  author = "Georg Gottlob and Paolo Paolini and Roberto Zicari",
  year = "1988",
  journal = "ACM Trans. Database Syst.",
  number = "4",
  pages = "486-524",
  url = "http://www.informatik.uni-trier.de/~ley/db/journals/tods/GottlobPZ88.html",
  volume = "13",
  doi = "10.1145/49346.50068",
}