Harmonized system of quality assessment for electronic components. Interpretation of 'EN ISO 9000:1994'. Reliability aspects for electronic components— 26 стр.
Optical amplifiers - Part 5-2: Qualification specifications; Reliability qualification for optical fibre amplifiers (IEC 61291-5-2:2002); German version EN 61291-5-2:2002— 25 стр.
Optical amplifiers - Part 5-2: Qualification specifications - Reliability qualification for optical fibre amplifiers (IEC 61291-5-2:2017); German version EN 61291-5-2:2017— 23 стр.