- Tax Treaties and EC Law (Series on International Taxation)
- Recueil des Cours, 1990-III
- Recueil Des Cours, Collected Courses, Tome/Volume 220 (1990)
- Recueil Des Cours: Collected Courses of the Hague Academy of International Law 1977 II (Recueil Des Cours, Collected Courses)
- Job Creation and Labour Law - From Protection towards Pro-action (Studies in Employment and Social Policy, Volume 6)