Round and sawn timber - Method of measurement of dimensions - Part 2: Round timber - Requirements for measurement and volume calculation rules; German version EN 1309-2:2006— 18 стр.
Bituminous mixtures - Material specifications - Part 21: Factory Production Control; German version EN 13108-21:2006, Corrigendum to DIN EN 13108-21:2006-07; German version EN 13108-21:2006/AC:2008— 8 стр.