Defence date: 23 January 1996
Examining board: Prof. M. Angeles Durán, Consejo Superior de Investigaciones Científicas, Madrid ; Prof. Ramón Garrabou, Universitat Autónoma, Barcelona (co-supervisor) ; Prof. Olwen Hufton, European University Institute ; Prof. René Leboutte, European University Institute ; Prof. Robert Rowland, ISCTE, Lisbon (supervisor)