@book {9783402177945, title = "Franz Lambert von Avignon...", isbn = "9783402177945", url = "http://www.content-select.com/index.php?id=bib_view&ean=9783402177945", url = "https://content-select.com/de/portal/media/view/604216e3-a320-464c-94b8-5a28b0dd2d03", publisher = "Aschendorff Verlag", }