@article{FGG*14,
  title = "DIADEM: Thousands of Websites to a Single Database",
  author = "Tim Furche and Georg Gottlob and Giovanni Grasso and Xiaonan Guo and Giorgio Orsi and Christian Schallhart and Cheng Wang",
  year = "2014",
  journal = "Proceedings of the VLDB Endowment (PVLDB)",
}