Democracy in International Relations (New York, 1985)
	The Voting Procedure in the United Nations Security Council
	Second International Conference On A More Democratic United Nations
	The United Nations and International Democracy
	The United Nations Sanctions Policy and International Law
	Appeal by Lawyers against Nuclear War
	Call for total international ban of landmines
	Appeal against comprehensive economic sanctions (UN Commission on Human Rights)
	Call for the establishment of a United Nations Parliament (German)
	The Use of Force in the New International Order
	Report on and evaluation of the Lockerbie Trial in regard to the requirements of international criminal justice
	Humanitarian Intervention in the Context of Modern Power Politics
	The United Nations, the International Rule of Law and Terrorism
	Memorandum on the Prosecution of Persons Responsible for International Crimes, including the Crime of Aggression, in the Territory of Iraq (March 2003)
	The Dialectic of Power and Law -- The United Nations in the "New World Order"
	Quo Vadis, United Nations?
	Reinventing Transnational Government: Address at the 6th Global Forum on Reinventing Government in Seoul (May 2005)
	International Roundtable Meeting on Challenges to Collective Security (June 2005)
	The Use of Force in International Relations
	The Security Council as Administrator of Justice? (February 2011)
	The United Nations and International Democracy (February 2020)
	Building a Just World Order (Book review, December 2021)
	The United Nations and the Multipolar Order of the Future (2023)
	Sovereignty and Coercion: The United Nations in the Web of Power Politics (September 2024)