@misc{assurances-privees-et-mutuelles,
  title   = {Assurances privées et mutuelles},
  author  = {Leimgruber, Matthieu},
  year    = {2014},
  month   = {jun},
  url     = {https://www.histoiredelasecuritesociale.ch/articles/les-institutions/histoire-de-la-securite-sociale-caisses-dassurance/assurances-privees-et-mutuelles}
}