“Regional Enforcement of Community Objectives”
United Nations Sanctions and International Law
2002
“Gestaltwandel im Völkerrecht und in der Organisation der Vereinten Nationen”
Paradigmenwechsel im Völkerrecht zur Jahrtausendwende: Ansichten österreichischer Völkerrechtler zu aktuellen Problemlagen
2002
A Concise Encyclopedia of the United Nations
2002
“Peaceful Settlement of Boundary Disputes under the Auspices of the Organisation of African Unity and the United Nations: The Case of the Frontier Dispute between Eritrea and Ethiopia”
Liber Amicorum Judge Shigeru Oda
2002
“The Security Council: Voting”
The Charter of the United Nations: A Commentary
2002