BASNA HAMEED AHMAD; RIZGAR ABDULLAH SABIR JAF. The Effect of Value Stream Costing Technique on Improving Product Quality: An Analytical study on a sample of administrative and financial staff in industrial companies in the Kurdistan Region of Iraq. Tikrit Journal of Administrative and Economic Sciences, [S. l.], v. 22, n. 74 part 2, p. 836–858, 2026. DOI: 10.25130/tjaes.22.74.2.42. Disponível em: https://www.tjaes.org/index.php/tjaes/article/view/2458. Acesso em: 17 oct. 2026.