Bessaoud , Meriem Manel, and Abdelmadjid Timmaoui. “The Ecological Efficiency of Green Fuel’s Distribution in NAFTAL Laghouat Using Data Envelopment Analysis (DEA)”. Finance and Business Economies Review 5, no. 2 (August 15, 2021): 320–330. Accessed November 21, 2024. https://jiamcs.centre-univ-mila.dz/index.php/fber/article/view/1001.