@book{justhis7711,
          volume = {2vol.},
           title = {Le Congo belge et Ruanda-Urundi. Notes de droit public et commentaires de la Charte coloniale},
          author = {Th{\'e}odore Heyse},
         address = {Bruxelles},
       publisher = {Van Campenhout},
            year = {1954},
            note = {1954 et 1957.},
             url = {http://www.just-his.be/eprints/7711/}
}