@book {9783518766767, 
	title = "Stift, Blatt und Kant",
	author = "Sommer, Manfred",
	isbn = "9783518766767",
	year = "2020",
	edition = "1",
	url = "http://www.content-select.com/index.php?id=bib_view&ean=9783518766767",
	url = "https://content-select.com/de/portal/media/view/5ff8492c-66e8-45f9-95fb-6b15b0dd2d03",
	publisher = "Suhrkamp Verlag",
	language = "ger",
}