| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Contemporary International Law Issues - Opportunities at a Time of Momentous Change:Proceedings of the Second Joint Conference Held in the Hague, The Netherlands, July 22-24, 1993 | 978-0-7923-2831-5 (0-7923-2831-0) | 1994 |
| Contemporary International Law Issues - Sharing Pan-European and American Perspectives: Proceedings of the Joint Conference 1991 of the American ... Vereniging voor International Recht | 978-0-7923-1681-7 (0-7923-1681-9) | 1992 |