DIN CEN/TS 14807 Plastics piping systems - Glass-reinforced thermosetting plastics (GRP) based on unsaturated polyester resin (UP) - Guidance for the structural analysis of buried GRP-UP pipelines; German version CEN/TS 14807:2004

standard by Deutsches Institut Fur Normung E.V. (German National Standard), 01/01/2005