@inproceedings{conf/wlp/CitrignoEFGKLMPS97,
  title = "The dlv System: Model Generator and Advanced Frontends (system description)",
  author = "Simona Citrigno and Thomas Eiter and Wolfgang Faber and Georg Gottlob and Christoph Koch and Nicola Leone and Cristinel Mateis
and Gerald Pfeifer and Francesco Scarcello",
  year = "1997",
  booktitle = "{WLP}",
  pages = "0-",
}