"Stories and Anecdotes about and around the Pyramids"
Published Documents
"The Great Sphinx of Giza"
Kunst des Alten Reiches, pp. 57-74, "Pseudo-Groups"
Sokar 5 (2. Halbjahr 2002), pp. 3-13, “Brennpunkt Giza. Die Schachtsysteme der Cheops-Pyramide”
Stationen. Beiträge zur Kulturgeschichte Ägyptens, pp. 53-62, "Pyramid Construction. New Evidence Discovered at Giza"
Studies in Honor of William Kelly Simpson 1, pp. 379-398, "The Discovery of the Satellite Pyramid of Khufu (GI-d)"
Sesto Congresso Internazionale di Egittologia. Atti, Volume II, pp. 177-195, "The Great Sphinx at Giza: Date and Function"
"De Grote Sfinx van Giza"
Les Critères de Datation Stylistiques à l'Ancien Empire, pp. 353-387, "Formale Kriterien zur Datierung der königlichen Plastik der 4. Dynastie"
"Königinnengrab und Pyramidenbezirk im Alten Reich"
"The Prince Kawab, Oldest Son of Khufu"
"The Pyramids of the Fourth Dynasty"
Die ägyptischen Pyramiden, pp. 80-158, "Von der Stufenpyramide zur Pyramide"
