1. Gulidov S.S. Oryol Bulletin GAU, 12(1), 144-146 (2012).
2. Serena Hesmondhalgh, William P. Zarakas, Toby Brown. The Brattle Group, Inc, 190 (2012).
3. StatNet. Arasstatistikk 2007-2016. Available at: http://www.statnett.no/Kraftsystemet/Nedlastingsse nter/Feilstatistikk
4. Council of European Energy Regulators. CEER Benchmarking Report 6.1 on the Continuity of Electricity supply: Data update. Issued by Council of European Energy Regulators ASBL. Brussels: CEER.
5. Protocol of the All-Russian meeting on the course to preparation for OZP 2017-2018 (No. AN-480 of the ave. of 06.10.2017)