The Di Martinelli Music Collection (KU Leuven, University Archives) - Musical life in the collegiate churches in the Low Countries and Europe - Chant and Polyphony. Colloquium Proceedings Leuven 02.02.1998, Leuven 25.10.1998, Leuven 21-22.11.1999 - Bouckaert, Bruno; Schreurs, Eugeen (Alamire, 2000)