Function blocks (FB) for process control and Electronic device description language (EDDL) - Part 4: EDD interpretation (IEC 65E/283/CD:2012), Text in English
Function blocks (FB) for process control and Electronic Device Description Language (EDDL) - Part 4: EDD interpretation (IEC 61804-4:2015); English version EN 61804-4:2016— 132 стр.