Oukil, Hamida, and Fatiha Khomidja. “The Repercussions of the Corona Pandemic on the Global Oil Market”. Dirassat Journal Economic Issue 12, no. 2 (June 18, 2021): 1-16. Accessed May 19, 2024. http://journals.lagh-univ.dz/index.php/djei/article/view/1376.