Khattak, Muhammad Adil, Mohammad Azfar Haziq Ayoub, Muhammad Ariff Fadhlillah Abdul Manaf, Mohd Faidhi Mahru, Mohd Ridwan Mohd Juhari, Mira Idora Mustaffa, and Suhail Kazi. “Global Energy Security and European Union: A Review”. Journal of Advanced Research in Applied Sciences and Engineering Technology 11, no. 1 (December 8, 2020): 64–81. Accessed November 29, 2022. https://akademiabaru.com/submit/index.php/araset/article/view/1961.