The effects of Kurdish marginalization in the centuries (4-5 AD/ 10-11 AD) A study in the light of Ibn Khaldun’s theory. Twejer Journal, Soran, Kurdistan regional Government,Iraq, v. 6, n. 2, p. 111–160, 2024. DOI: 10.31918/twejer.2362.03. Disponível em: https://journals.soran.edu.iq/index.php/Twejer/article/view/285. Acesso em: 12 jun. 2026.