1. Bocharov, V. A. (2010). World oil production: History, current state and forecast (372 p). ROSNEFT.
2. Braginsky, O. B. (2006). Oil and gas complex of the world (640 p). Oil and Gas.
3. Bushuev, V. V. (2007). World energy: State, problems, prospects (p. 664). Energy.
4. Ergin. (2011). World history of the struggle for oil, money and power (944 p).
5. FINAM & Tuzov, A. (2020). https://www.finam.ru/analysis/marketnews/nizkiiy-spros-i-masshtaby-pandemii-zastavyat-opekplus-ostavit-uroven-dobychi-na-tekushem-urovne-20201130-18450/. Data accessed November 30, 2020.