@misc{office-federal-des-assurances-sociales-ofas,
  title   = {Office fédéral des assurances sociales (OFAS)},
  author  = {Germann, Urs},
  year    = {2014},
  month   = {jun},
  url     = {https://www.histoiredelasecuritesociale.ch/articles/les-institutions/histoire-de-la-securite-sociale-offices-federaux/office-federal-des-assurances-sociales-ofas}
}