@inproceedings{galland2009corroboration,
  title={\href{https://pierre.senellart.com/publications/galland2009corroboration.pdf}{Corroboration de vues discordantes fond\'ees sur la confiance}},
  author={Alban Galland and Serge Abiteboul and Am\'elie Marian and Pierre Senellart},
  booktitle={Proc.\ {BDA}},
  address={Namur, Belgium},
  month=oct,
  year={2009},
  note={{Conference without formal proceedings.}},
}