Elkady, A. A. M. (2019) “Comparative Study of Self-transcendence, Spiritual Wellbeing, Optimism and Meaning in Life among Retirees and Post-retirement Employees”, Psycho-Educational Research Reviews, 8(2), pp. 85 – 94. Available at: https://www.perrjournal.com/index.php/perrjournal/article/view/163 (Accessed: 4 May 2025).