?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Halewyck+de+Heusch%2C+Michel&rft.aulast=Halewyck+de+Heusch&rft.aufirst=Michel&rft.date=1932&rft.atitle=L%E2%80%99esclavage+et+le+travail+forc%C3%A9+dans+les+Colonies&rft.title=Revue+de+l%E2%80%99Universit%C3%A9+de+Bruxelles&rft.genre=article