Concrete, reinforced and prestressed concrete structures – Part 4: Additional rules for the production and the conformity of prefabricated elements
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 02/01/2012
Concrete, reinforced and prestressed concrete structures – Part 4: Additional rules for the production and conformity control of prefabricated elements
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 07/01/2001
