The Mediating Role of administrative creativity in the relationship between operations engineering and employee performance - a field study on communication companies - El Obeid City - Sudan-2021. Ibn Khaldoun Journal for Studies and Researches, فلسطين, v. 1, n. 3, 2021. DOI: 10.56989/benkj.v1i3.1733. Disponível em: https://www.benkjournal.com/index.php/benkj/article/view/1733. Acesso em: 5 apr. 2026.