- Exorcism in Daoism: A Berlin Symposium
- Purposes, Means and Convictions in Daoism: A Berlin Symposium
- The Taoism of Clarified Tenuity: Content and Intention
- The Beginning of the Subtle School of Taoism: An Official Perception of Taoism in the Early t'Ang Period
- Die Verbindung Von Menschlichkeit Und Gottlichkeit: Taoistische Ansichten Des Lebens









