@book {9783967073232, 
	title = "György Ligeti",
	editor = "Metzger, Heinz K AND Riehn, Rainer",
	isbn = "9783967073232",
	url = "http://www.content-select.com/index.php?id=bib_view&ean=9783967073232",
	url = "https://content-select.com/de/portal/media/view/5e64fa78-47d4-452b-a0d9-22b4b0dd2d03",
	publisher = "edition text+kritik",
}