@Article{frege,
  author     = {Paul Harrenstein and Marie‑Louise Lackner and Martin Lackner},
  title      = {A Mathematical Analysis of an Election System Proposed by {G}ottlob {F}rege},
  journal    = {Erkenntnis},
  volume     = {87},
  number     = {6},
  year       = {2020},
  pages      = {2609–2644},
}