Kazmi SMA, Hussain A, Tahir R, Samiullah. Systematic Risk in Energy Sector: Evidence from Pakistan Stock Exchange. Pak. J. Humanit. Soc. Sci [Internet]. 2023 Dec. 17 [cited 2024 Nov. 21];11(4):4421–4426. Available from: https://journals.internationalrasd.org/index.php/pjhss/article/view/1871