Ayad, Tamer Hamdy, and Ahmed M. Hasanein. “Investigating the Impact of Spiritual Leadership on Employee Performance in Tour Operators: The Mediating Role of Psychological Empowerment”. Journal of Posthumanism 5, no. 1 (April 6, 2025): 774–790. Accessed March 10, 2026. https://posthumanism.co.uk/jp/article/view/609.