General Principles of German and European Administrative Law - A Comparison in Historical Perspective, dans 57 (1994) The Modern Law Review, traduit en chinois par le professeur Yu An (Beijing) dans Studies in Administrative Law (National Academic Journal, Beijing, Chine), 1 (1994).
General Principles of German and European Administrative Law - A Comparison in Historical Perspective, en: 57 (1994) The Modern Law Review; traducción al chino del Profesor Yu An (Beijing), en: Studies in Administrative Law (National Academic Journal, Beijing, China) 1 (1994).