Bibliografie
The Maastricht 'ordinarii custodum'. Rare Exponents of a Little-Known Genre. In: . Manuscript Studies in the Low Countries. Proceedings of the "Groninger Codicologendagen" in Friesland, 2002. Groningen-Leeuwarden: Egbert Forsten-Fryske Akademy; 2008. pp. 241-260. .
Looking through Classroom Windows. Daily Life at a Latin School in the Netherlands around 1500. In: . Manuscript Studies in the Low Countries. Proceedings of the "Groninger Codicologendagen" in Friesland, 2002. Groningen-Leeuwarden: Egbert Forsten-Fryske Akademy; 2008. pp. 3-20. .
Schoolboys and Book Production in Late Medieval Zwolle, c. 1470-1525. In: . Manuscript Studies in the Low Countries. Proceedings of the "Groninger Codicologendagen" in Friesland, 2002. Groningen-Leeuwarden: Egbert Forsten-Fryske Akademy; 2008. pp. 21-60. .
More Manuscripts from Mariënwater? Manuscript Production in a Birgittine Convent Reconsidered. In: . Manuscript Studies in the Low Countries. Proceedings of the "Groninger Codicologendagen" in Friesland, 2002. Groningen-Leeuwarden: Egbert Forsten-Fryske Akademy; 2008. pp. 141-158. .
Attributions and Re-Attributions. The Origin and Function of Liturgical Manuscripts in the Low Countries. In: . Manuscript Studies in the Low Countries. Proceedings of the "Groninger Codicologendagen" in Friesland, 2002. Groningen-Leeuwarden: Egbert Forsten-Fryske Akademy; 2008. pp. 283-306. .
Catalogus van de middeleeuwse handschriften in de Universiteitsbibliotheek Nijmegen. . Miscellanea Neerlandica. Leuven: Peeters; 1997. p. XLIV+650. .
Aan de ketting. Boek en bibliotheek in Groningen voor 1669. Groningen: Universiteitsmuseum-Universiteitsbibliotheek; 1996. p. 87. .