@book{justhis6662,
           title = {Une caisse hypoth{\'e}caire institut{\'e}e par l'{\'E}tat comme il a institu{\'e} la Caisse d'{\'e}pargne},
          author = {P. Tempels},
         address = {Bruxelles},
       publisher = {Larcier},
            year = {1922},
             url = {http://www.just-his.be/eprints/6662/}
}