@book{do-f-11.05-GTS23-D34, school = {BFS}, month = {Nov}, language = {FR}, title = {Instructions ETM}, institution = {Bundesamt für Statistik (BFS)}, copyright = {Bundesamt für Statistik (BFS)}, pages = {12}, number = {23688529}, url = {https://dam-api.bfs.admin.ch/hub/api/dam/assets/23688529/master} }