Handbuch der historischen Buchbestände in Deutschland. Digitalisiert von Günter Kükenshöner. Ed. by Bernhard Fabian. Hildesheim: Olms, Neue Medien 2003. Article: Die Bibliothek des Priesterseminars St. Peter (St Peter's Seminary Library) (print edition: 1994).
Sources of the abbey living on in the 19th and 20th centuries