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, [S. l.], v. 9, n. 1, p. 55–75, 2026. DOI: 10.36371/port.2026.1.4. Disponível em: https://jpsr.uruk.edu.iq/index.php/jport/article/view/367. Acesso em: 7 jun. 2026.