Pertiwi, Tanza Dona, Ronny Ronny, Ririn Tri Ratnasari, Ismah Osman, and Muhammad Cholil. “Enhancing OCB through Spiritual Leadership, Workplace Spirituality, and Islamic Work Ethics”. Asian Journal of Islamic Management (AJIM) 7, no. 1 (August 13, 2025): 166–182. Accessed December 6, 2025. https://journal.uii.ac.id/AJIM/article/view/40765.