ELIAS, Mohamed El-Tayeb. The role of contemporary cost accounting systems in planning and control A field study on the Ports Authority)). Ibn Khaldoun Journal for Studies and Researches, فلسطين, v. 2, n. 6, 2022. DOI: 10.56989/benkj.v2i6.338. Disponível em: https://benkjournal.com/index.php/benkj/article/view/338. Acesso em: 25 apr. 2026.