@unpublished{justhis1156,
           title = {Vreemdelingenbeleid en politieke migratie in Belgi{\"e} (1848-1851)},
          school = {KULeuven. Faculteit letteren en wijsbegeerte},
          author = {Jurgen Casteleyn},
            year = {2002},
        keywords = {vreemdeling r{\'e}fugi{\'e} refugee},
             url = {http://www.just-his.be/eprints/1156/}
}