Abramov, Ruslan A., Sergey A. Tronin, Alexander V. Brovkin, and Khin Cho Pak. 2018. “Regional Features of Energy Resources Extraction in Eastern Siberia and the Far East”. International Journal of Energy Economics and Policy 8 (4):280-87. https://econjournals.net.tr/index.php/ijeep/article/view/6474.