@book{justhis3990,
           title = {Recueil des lois, arr{\^e}t{\'e}s et d{\'e}cisions concernant les contributions directes. 1823-1830},
         address = {Brussel},
            year = {1834},
        keywords = {law loi wet fiscal tax fiscaal {\'e}conomie economie economy  impot bestaling},
             url = {http://www.just-his.be/eprints/3990/}
}