Mohd Hazwan Mohd Puad, Habibah Ab Jalil, S. M. B. . “Demographic Factors of Corporate E-Learning Among E-Learners in an Oil and Gas Company”. Turkish Journal of Computer and Mathematics Education (TURCOMAT), vol. 12, no. 5, Apr. 2021, pp. 113-25, https://turcomat.org/index.php/turkbilmat/article/view/803.