Review of Human Rights Commissions and Ombudsman Offices: National Experiences throughout the World
- International and Comparative Law
Common Market Law Review
2003
Review of Die Europäische Union im Legitimationstrilemma: Zur Rechtfertigung des Regierens jenseits der Staatlichkeit
- International and Comparative Law
Common Market Law Review
2001
German Yearbook of International Law
1999
German Yearbook of International Law
1999
German Yearbook of International Law
1996
German Yearbook of International Law
1996