@periodical{UBHD-1721741, organization={Nederlands Genootschap voor Internationale Zaken and Institut des Relations Internationales (Br{\"u}ssel)}, title={Etudes internationales}, subtitle={revue trimestrielle}, address={Haarlem [u.a.]}, year={1948-}, language={fre and dut}, library={UB [Signatur: I 8353-47-60]}, }