Continuously hot-dip zinc coated low carbon steel strip and sheet for cold forming - Technical delivery conditions; German version EN 10142:2000— 12 стр.
Construction contract procedures (VOB); part C: general technical specifications in construction contracts (ATV); installation of HVAC systems— 23 стр.
Tendering and performance stipulations in contracts for construction works (VOB); part C: general technical specifications in contracts for construction works (ATV); installation of air conditioning systems— 22 стр.