How to Investigate and integrate technological disruptions in power systems, power plants, heating, electrical and thermal networks FA 34.20.801-2000 / RD 34.20.801 2000. Instruktsiya po rassledovaniyu i uchetu tekhnologicheskikh narusheniy v rabote energosistem, elektrostantsiy, kotelnykh, elektricheskikh i teplovykh setey