Ying Keat, Chong, and Dr. Siti Rohaida Mohamed Zainal. “Moderating Role of Employee Vitality in the Relationship Between Transformational Leadership and Job Performance”. Kurdish Studies, vol. 12, no. 1, Jan. 2024, pp. 70-90, https://kurdishstudies.net/menu-script/index.php/KS/article/view/547.