Tertiary: F - Construction
42 - Civil engineering
http://www.eng.rushydro.ru/press/news/107028.html
http://www.gblplaw.com/news/releases/122660/
https://www.iareporter.com/articles/kyrgyzstan-is-reportedly-ordered-to-pay-damages-to-russian-hydropower-investor/ (requires subscription)
https://24.kg/english/239936_Upper_Naryn_cascade_Arbitration_court_rules_in_favour_of_RusHydro/
https://tass.ru/ekonomika/15245929