Sawn timber - Appearance grading of softwoods - Part 1: European spruces, firs, pines, Douglas firs and larches (including amendment 1:2002); German version EN 1611-1:1999 + A1:2002— 10 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.