2014DIN EN 61970-456:2014 Energy management system application program interface (EMS-API) - Part 456: Solved power system state profiles (IEC 61970-456:2013); English version EN 61970-456:2013
1970DIN EN 61970-456 E:2011-10 Energy management system application program interface (EMS-API) - Part 456: Solved power system state profiles