Universidade de Coimbra, Peter Pazmany Catholic University, University of Fribourg, Fridtjof Nansen InstituteDepartment of Public and International Law, Université de Rennes 1, Jagiellonian University in Krakow, Opole University, University of Maribor, University of Bremen, Ghent University, University College London - Faculty of Laws, Department of Business and Law, University of Siena, University of Zagreb, Facultés Universitaires Saint Louis à Bruxelles, University of the Basque Country, University of Tartu and University of Bremen Faculty of Law