Semyachkov AI, Slavikovskaya YO. The Features of Geo-Ecological Assessment within the Geo-Eco-Socio-Economic Approach to the Development of Northern Territories. Econ Reg [Internet]. 2015 Dec. 28 [cited 2026 Jun. 17];11(4):30-9. Available from: https://www.economyofregions.org/ojs/index.php/er/article/view/2278