General requirements for the competence of testing and calibration laboratories (ISO/IEC 17025:2005); German and English version EN ISO/IEC 17025:2005, Corrigenda to DIN EN ISO/IEC 17025:2005-08; German and English version EN ISO/IEC 17025:2005/AC:2006— 4 стр.
Railway applications - Track - Railbound construction and maintenance machines - Part 1: Technical requirements for running; German version EN 14033-1:2011— 78 стр.