@book{884,
	author = {Arbeitsgemeinschaft Ziegeldach},
	title = {Ziegeldach},
	publisher = {Arbeitsgemeinschaft Ziegeldach},
	year = {1999},
	address = {Bonn},
	edition = {Stand: 2/1999},
	url = {https://d-nb.info/962122815/04}
}