SHUKER, Abbas Dalloo; HANDHAL, Qassim A. The role of industrial clusters in ac hieving customer satisfaction: An analytical study of the opinions of a sample of managers and workers in production departments in private pharmaceutical companies in the city of Samarra. Tikrit Journal of Administrative and Economic Sciences, [S. l.], v. 17, n. 56, 2, p. 196–208, 2021. DOI: 10.25130/tjaes.17.56.2.11. Disponível em: https://www.tjaes.org/index.php/tjaes/article/view/1471. Acesso em: 15 nov. 2026.