Geotextiles and geotextile-related products - Determination of water permeability characteristics normal to the plane, without load (ISO/FDIS 11058:2009); German version FprEN ISO 11058:2009— 24 стр.
Geotextiles and geotextile-related products - Determination of water permeability characteristics normal to the plane, without load (ISO 11058:1999); German version EN ISO 11058:1999— 13 стр.