Kreydenko TF, Chernyaev MV, Grigorieva EM. Issues of Developing the Tool for Diagnosis of Energy Efficiency Level of Russian Regions’ Economy. IJEEP [Internet]. 2018 Jul. 16 [cited 2024 Nov. 24];8(4):187-98. Available from: https://econjournals.com./index.php/ijeep/article/view/6709