Détail du congrès:
Congrès: Seminar for COST by the Commission of the European Communities at the Catholic University of Leuven BEL 9-11 sept. 1981 (1981; BEL) (1981) |
Congrès: Seminar for COST by the Commission of the European Communities at the Catholic University of Leuven BEL 9-11 sept. 1981 (1981; BEL) (1981) |