WALAA JUDITH JAFF; ZAIN NURI ISMAIL. The role of marketing communications in developing the performance of tourism companies An analytical study of a sample of employees in tourism companies in Erbil city / Kurdistan Region. The Scientific Journal of Cihan University– Sulaimaniya, [S. l.], v. 3, n. 2, p. 215-240, 2019. DOI: 10.25098/3.2.11. Disponível em: https://journal.sulicihan.edu.krd/index.php/sjcus/article/view/497. Acesso em: 12 feb. 2026.