@book{justhis2408,
           title = {{\'E}tudes historiques et critiques sur la constitution belge},
          author = {Pierre Auguste Florent G{\'e}rard},
         address = {Bruxelles},
       publisher = {Rozez},
            year = {1869},
        keywords = {law wet loi grondwet constitution},
             url = {http://www.just-his.be/eprints/2408/}
}