MOHAMMED RASHEED MUSTAFA SULEIMAN; JAMES YOHANA ODEESH. Role of Systems Thinking in Enhancing Human Resource Planning: An analytical study of the opinions of a sample of administrative leaders in governmental organizations in Duhok city. Tikrit Journal of Administrative and Economic Sciences, [S. l.], v. 22, n. 74 part 2, p. 304–329, 2026. DOI: 10.25130/tjaes.22.74.2.15. Disponível em: https://www.tjaes.org/index.php/tjaes/article/view/2425. Acesso em: 16 oct. 2026.