@book {9783402161487, 
	title = "Pietas",
	editor = "Dassmann, Ernst AND Frank, K Suso",
	isbn = "9783402161487",
	url = "http://www.content-select.com/index.php?id=bib_view&ean=9783402161487",
	url = "https://content-select.com/de/portal/media/view/604216de-02ac-43f9-b6e8-5a28b0dd2d03",
	publisher = "Aschendorff Verlag",
}