Corrosion of metals in sea water and sea atmosphere – Part 2: Free corrosion in sea water; Text in German and English
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 05/01/2013

Corrosion of metals in sea water and sea atmosphere – Part 2: Free corrosion in sea water
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 11/01/1997