@book{justhis5919,
           title = {La vie {\'e}conomique de la Belgique. R{\'e}pertoire de l'administration, instructions scientifiques, bibliographie s{\'e}lective, 4e {\'e}d.},
          author = {F. Baudhuin},
         address = {Bruxelles},
       publisher = {Agence {\'e}conomique et financi{\`e}re},
            year = {1959},
             url = {http://www.just-his.be/eprints/5919/}
}