Ecer F, Hashemkhani Zolfani S. Evaluating economic freedom via a multi-criteria MEREC-DNMA model-based composite system: case of OPEC countries. TEDE [Internet]. 2022Jul.15 [cited 2024Nov.28];28(4):1158–1181. Available from: https://mma.vgtu.lt/index.php/TEDE/article/view/17152