Bibliografie
The Book of Hours from the Sisters of Saint Agnes in Kampen. A Spiritual Guide for a Community of Worship. In: Blommestijn H, Caspers CMA, Hofman R, editors. Spirituality renewed. Studies on Significant Representatives of the Modern Devotion. Vol 10. Leuven: Peeters; 2003. p. 169-92. (Studies in Spirituality. Supplements; vol 10).
Toward Imageless Contemplation. Gerard Zerbolt of Zutphen as Guide for Lectio Divina. In: Blommestijn H, Caspers CMA, Hofman R, editors. Spirituality renewed. Studies on Significant Representatives of the Modern Devotion. Vol 10. Leuven: Peeters; 2003. p. 3-28. (Studies in Spirituality. Supplements; vol 10).
Growing toward Likeness. Gerard Zerbolt of Zutphen's View of the Spiritual Journey. In: Blommestijn H, Caspers CMA, Hofman R, editors. Spirituality renewed. Studies on Significant Representatives of the Modern Devotion. Vol 10. Leuven: Peeters; 2003. p. 121-56. (Studies in Spirituality. Supplements; vol 10).
Mysticism and Modern Devotion. Alijt Bake's (1415-1455) Lessons in the Mystical Way of Living. In: Blommestijn H, Caspers CMA, Hofman R, editors. Spirituality renewed. Studies on the Significant Representatives of the Modern Devotion. Vol 10. Leuven: Peeters; 2003. p. 157-67. (Studies in Spirituality. Supplements; vol 10).
Johannes Brinckerinck. Life, Sermons, and Thought. In: Blommestijn H, Caspers CMA, Hofman R, editors. Spirituality renewed. Studies on Significant Representatives of the Modern Devotion. Vol 10. Leuven: Peeters; 2003. p. 57-120. (Studies in Spirituality. Supplements; vol 10).
Het rumineren van de 'Imitatione Christi'. Ons Geestelijk Erf. 2003;77(1-2):30-42.
Onderwijs in middeleeuws Egmond. In: Vis GNM, editor. In het spoor van Egbert. Aartsbisschop Egbert van Trier, de bibliotheek en geschiedschrijving van het klooster Egmond. Vol 34. Hilversum: Verloren; 1997. p. 45-63. (Egmondse Studiën; vol 34).