@book{justhis2273,
           title = {R{\`e}glements et instructions sur la police des mines},
          author = {Adolphe Breyre},
         address = {Bruxelles},
       publisher = {R. Louis},
            year = {1939},
        keywords = {minier mijnbouw mining law wet loi r{\`e}glement reglement rule regulation verordening        
},
             url = {http://www.just-his.be/eprints/2273/}
}