Textile floor coverings - Laboratory soiling tests - Part 2: Drum test (ISO 11378-2:2001 + Amd 1:2017); German version EN ISO 11378-2:2001 + A1:2017— 32 стр.
Textile floor coverings - Determination of resistance to damage at cut edges using the modified Vettermann drum test; German version EN 1814:2005— 12 стр.