Mechanical vibration - Evaluation of machine vibration by measurements on non-rotating parts - Part 21: Horizontal axis wind turbines with gearbox (ISO 10816-21:2015)— 22 стр.
Energy efficiency and renewable energy sources - Common international terminology - Part 2: Renewable energy sources (ISO/IEC 13273-2:2015); German version EN ISO/IEC 13273-2:2016— 21 стр.