“The Role of Spiritual Capital in Organizational Sustainability: An Exploratory Study of the Opinions of a Sample of Doctors in the Hospitals of the City of Medicine”. Journal Port Science Research 9, no. 1 (January 2, 2026): 55–75. Accessed June 7, 2026. https://jpsr.uruk.edu.iq/index.php/jport/article/view/367.