Defence date: 15 June 1989Examining board: Prof. Mauro Cappelletti (University of Stanford-Law School) ; Prof. Antonio Cassese (Istituto Universitario Europeo) ; Prof. Giorgio Gaja (Università di Firenze) ; Prof. Bruno Simma (Ludwig-Maximilians-Universität - München) ; Prof. Joseph Weiler (University of Michigan - Law School)PDF of thesis uploaded from the Library digitised archive of EUI PhD theses completed between 2013 and 201