@book {9783967073201, 
	title = "Morton Feldman",
	editor = "Metzger, Heinz K AND Riehn, Rainer",
	isbn = "9783967073201",
	keywords = "20. Jahrhundert, USA, Musik, Musikgeschichte, Komponist, graphische Notation, Morton Feldman",
	url = "http://www.content-select.com/index.php?id=bib_view&ean=9783967073201",
	url = "https://content-select.com/de/portal/media/view/5e64fa77-1c98-485c-a146-22b4b0dd2d03",
	publisher = "edition text+kritik",
	language = "ger",
}