Guide for procurement of power station equipment - Part 5-4: Hydraulic turbines, storage-pumps and pump-turbines; German version EN 45510-5-4:1998— 16 стр.
Quality systems - Model for quality assurance in design/development, production, installation and servicing (ISO 9001:1994); trilingual version EN ISO 9001:1994— 28 стр.
Letter symbols to be used in electrical technology - Part 3: Logarithmic and related quantities, and their units (IEC 60027-3:2002); German version HD 60027-3:2004
Acoustics - Determination of sound power levels of noise sources - Guidelines for the use of basic standards (ISO 3740:2000); German version EN ISO 3740:2000— 29 стр.