1.
Sharf IV, Grinkevich LS. Assessing the Extraction Potential of Tomsk Region’s Difficult-To-Obtain Oil Reserves. Econ Reg [Internet]. 2016 Mar. 21 [cited 2026 Jun. 17];12(1):201-10. Available from: https://www.economyofregions.org/ojs/index.php/er/article/view/2237