Münster
University and State Library
- OVERGAAUW, Eef: Die mittelalterlichen Handschriften der Universitäts- und Landesbibliothek Münster. Wiesbaden 1996(ManuMed)
- STAENDER, Joseph: Chirographorum in Regia Bibliotheca Paulina Monasteriensi Catalogus. Bratislava 1889(InternetArchives)
- Münster manuscript treasures - reconstruction of the holdings destroyed in World War II on the basis of documents from the HSA(BBAW Archives, Berlin)