@misc{kti-the-swiss-green-party,
  title   = {{The Swiss Green Party}},
  author  = {},
  year    = {},
  month   = {},
  url     = {https://www.historyofsocialsecurity.ch/articles/bja-institutions/vhe-history-of-social-security-political-parties/kti-the-swiss-green-party}
}