Analiza gasa – Sadržaj sertifikata za kalibracione gasne smeše - Izmena 1: Uporedni pregled prema ISO Guide 31:2015 i ISO/IEC 17025:2017
Gas analysis - Contents of certificates for calibration gas mixtures - Amendment 1: Cross reference list to ISO Guide 31:2015 and ISO/IEC 17025:2017 (ISO 6141:2015/Amd 1:2020)