@book{3098,
	title = {40 Jahre Parlamentarismus in Nordrhein-Westfalen /},
	publisher = {Landtag Nordrhein-Westfalen},
	year = {1986},
	series = {Schriften des Landtags Nordrhein-Westfalen},
	address = {Düsseldorf},
	url = {https://d-nb.info/1162927410/04}
}