Bibliografie
. Het turbulente verleden van de Luikse prinsbischoppen door de ogen van een inwoner van het oude graafschap Loon: de Chronijk van Luyk, toegeschreven aan Petrus Treckpoel (1442-circa 1507-8). Handelingen van de Koninklijke Commissie voor Geschiedenis. 2008;174:5-88.
. A Time of Great Confusion. Second-Generation Cluniac Reformers and Resistance to Monastic Centralization in the County of Flanders (c. 1125-1145). Revue d’Histoire Ecclésiastique. 2007;102:47-75.
. The Regular Canons and Some Socio-Religious Aspects about the Year 1100. In: . Religion, Culture, and Mentalities in the Medieval Low Countries. Selected Essays. Turnhout: Brepols; 2005. pp. 169-180.
. Une iconographie de l’historiographie monastique: réalité ou fiction?. In: . Medieval Narrative Sources. A Gateway into the Medieval Mind. Leuven: Leuven University Press; 2005. pp. 251-269.
. Conversion: A Never-Ending Process II - Hermits & Canons. In: . Religion, Culture, and Mentalities in the Medieval Low Countries. Selected Essays. Turnhout: Brepols; 2005. pp. 153-168.
. The Church in the Low Countries between Gregorian Reform and Avignon. In: . Religion, Culture, and Mentalities in the Medieval Low Countries. Selected Essays. Turnhout: Brepols; 2005. pp. 81-152.
. The Byzantine Cross of Eine. In: . Religion, Culture, and Mentalities in the Medieval Low Countries. Selected Essays. Turnhout: Brepols; 2005. pp. 291-326.
. The Conversion of the Low Countries and Church Institutions until c. 1070 . In: . Religion, Culture, and Mentalities in the Medieval Low Countries. Selected Essays. Turnhout: Brepols; 2005. pp. 53-80.
. Dispute and Settlement in Medieval Cenobitical Rules. In: . Religion, Culture, and Mentalities in the Medieval Low Countries. Selected Essays. Turnhout: Brepols; 2005. pp. 271-290.
