Jas, Eric. 2021. A Canon for Mary of Hungary: Royal Library of Belgium VI 18.613 C: Study. Leuven Library of Music in Facsimile.  Leuven.

Jas, Eric. 2018. Piety and Polyphony in Sixteenth-Century Holland: The Choirbooks of St Peter's Church, Leiden. Studies in Medieval and Renaissance Music. 432. Boydell Press.

Beebe, Ellen Scott. 2005. The Repertoire of Brussels, Bibliothèque du Conservatoire Royal, MS 27088. Beyond Contemporary Fame: Reassessing the Art of Clemens non Papa and Thomas Crecquillon, edited by Ellen Scott Beebe, 57–88. Turnhout: Brepols.

Jas, Eric. 2002. A Sixteenth-Century Ferrarese Partbook from a Private Collection. Tijdschrift Van De Koninklijke Vereniging Voor Nederlandse Muziekgeschiedenis, 35-65.

Perz, Miroslaw. 1995. The Structure of the Lost Manuscript From the National Library in Warsaw, No. 378 (WarN 378). From Ciconia to Sweelinck: Donum Natalicium Willem Elders, Chloe: Beihefte zum Daphnis. edited by Miroslaw Perz,  Amsterdam: Editions Rodopi B.V.

Hudson, Barton. 1994. A glimpse into a scribal workshop. Vienna, Österreichische Nationalbibliothek ms 11883. From Ciconia to Sweelinck. Donum natalicium Willem Elders, Chloe: Beheifte zum Daphnis. edited by Barton Hudson, 179-214. Amsterdam: Editions Rodopi.

Jas, Eric. 1994. Another Mass by Benedictus Appenzeller. Tijdschrift van de Vereniging voor Nederlandse Muziekgeschiedenis, 99-114.

Jas, Eric. 1992. Some Newly-Discovered Fragments of Sixteenth-Century Polyphony. TVNM, 69-89.