@book{411-1931-df,
	school = {BFS},
	month = {Jan},
	language = {DE/FR},
	title = {Statistisches Jahrbuch der Schweiz 1931},
	institution = {Bundesamt für Statistik (BFS)},
	publisher = {Bundesamt für Statistik (BFS)},
	address = {Bern},
	copyright = {Bundesamt für Statistik (BFS)},
	pages = {423},
	year = {1932},
	number = {346141},
	url = {https://www.bfs.admin.ch/hub/api/dam/assets/346141/master}
}