2013DIN EN 1341:2013-03 Slabs of natural stone for external paving - Requirements and test methods; German version EN 1341:2012 / Note: To be amended by DIN EN 1341/A20 (2013-08).
2013DIN EN 1341:2013 Slabs of natural stone for external paving - Requirements and test methods; German version EN 1341:2012