DIN CEN/TR 16443
DIN CEN/TR 16443 Backgrounds to the revision of EN 450-1:2005+A1:2007 - Fly ash for concrete; English version CEN/TR 16443:2013
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 05/01/2013
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 05/01/2013