General requirements for the competence of testing and calibration laboratories (ISO/IEC 17025:2005); German and English version EN ISO/IEC 17025:2005— 73 стр.
Non-destructive testing - Qualification and certification of NDT personnel; Supplement 1: Recomandations to the application of DIN EN ISO 9712:2012-12— 4 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.