Explosives for civil uses - Detonators and relays - Part 20: Determination of total resistance of electric detonators; German version EN 13763-20:2003— 10 стр.
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.