@book{be-f-40-langreg-01, school = {BFS}, month = {Dec}, language = {FR}, title = {Les régions linguistiques de la Suisse}, institution = {Bundesamt für Statistik (BFS)}, copyright = {Bundesamt für Statistik (BFS)}, pages = {42}, year = {2022}, number = {23705033}, url = {https://dam-api.bfs.admin.ch/hub/api/dam/assets/23705033/master} }