“Gerichtliche Zusammenarbeit im föderalen System der USA: Ein rechtsvergleichender Beitrag zur Diskussion über die Gerichtsreform in der Europäischen Union (Symposium: Europäische Gerichtsbarkeit: Erfahrungen und Reformdiskussion im Lichte des europäischen”
- International and Comparative Law
- Constitutional Law
Rabels Zeitschrift für ausländisches und internationales Privatrecht
2002
“Comparative Federalism and the Issue of Commandeering”
- International and Comparative Law
- Constitutional Law
The Federal Vision: Legitimacy and Levels of Governance in the United States and the European Union
2001
“State Autonomy in Germany and the United States”
- International and Comparative Law
- Constitutional Law
Annals of the American Academy of Political and Social Science
2001
“The Foreign Affairs of Federal Systems: A National Perspective on the Benefits of State Participation”
- Constitutional Law
Villanova Law Review
2001
“Commercial Speech, Professional Speech, and the Constitutional Status of Social Institutions”
- Constitutional Law
University of Pennsylvania Law Review
1999
Ethics
1988
Encyclopedia of the American Constitution
1986
Business and Human Rights: Making the Legally Binding Instrument Work in Public, Private and Criminal Law
- International and Comparative Law
- Constitutional Law
- Human Rights
Direct Rights of Individuals in the International Law of Armed Conflict
- International and Comparative Law
- Constitutional Law
- Human Rights
Der internationale Menschenrechtsschutz in Zeiten von Postglobalismus und Populismus
- International and Comparative Law
- Constitutional Law
- Human Rights