Simultaneous interpreting - Quality and transmission of sound and image input - Requirements (ISO 20108:2017); German version EN ISO 20108:2017— 20 стр.
Sound system equipment - Part 16: Objective rating of speech intelligibility by speech transmission index (IEC 60268-16:2011); German version EN 60268-16:2011— 74 стр.
Simultaneous interpreting - Quality and transmission of sound and image input - Requirements (ISO/DIS 20108:2016) German and English version prEN ISO 20108:2016