‡ denotes primary source study
Rimek, Tobias. 2015. Die "Urfassung" des vierstimmigen Requiems von Orlando di Lasso im Tonk. Schi. 23 der Benediktinerabtei St. Ulrich und Afra zu Augsburg. Jahrbuch für Augsburger Bistumsgeschichte, 365-412.
Notes: no mention of the ms, but discusses the 'low clef' version of the Lassus Requiem.
Junkermann, Hilde Heubner. 1966. The Magnificats of Johann Stadlmayr. Ohio State University, Ph. D.
Pages: 5, 168.
Notes: description (partial), contents (partial).
Hermelink, Siegfried (editor). 1956-. Orlando di Lasso: Sämtliche Werke, Neue Reihe. Kassel and Basel.
Pages: 12: xxv-xxvi, xxx-xxxi.
Notes: facsimile at LVII.
Kellner, Altman. 1956. Musikgeschichte des Stiftes Kremsmünster. Kassel and Basel.
Pages: 158-9, 225.
Notes: physical description (partial); contents list; facsimile (partial).
Schmid, Hugo. 1877? / 1983. Catalogus codicum manuscriptorum in Bibliotheca Monasterii Cremifanensis ord. S. Bened. : asservatorum in memoriam anni a fundato monasterio MC. jubilaei. handwritten catalogue, published as photocopy 1983.
Notes: handwritten catalogue, printed via photocopy.