NASER, Ali. Arab and Spread of Arabic Language during Islamic Age at Eastern Africa. Al-Balqa Journal for Research and Studies, [S. l.], v. 8, n. 2, p. 115–153, 2001. Disponível em: https://ajrs.ammanu.edu.jo/ojs/index.php/albalqajournal/article/view/456.. Acesso em: 10 oct. 2026.