DR UMAR MOHAMMED ALI. THE IMPACT OF DESERTIFICATION CONTROL AND GUM ARABICL IN NIGERIA. Current Research Journal of History, [S. l.], v. 4, n. 02, p. 13–18, 2023. DOI: 10.37547/history-crjh-04-02-03. Disponível em: https://www.masterjournals.com/index.php/CRJH/article/view/1178. Acesso em: 1 apr. 2026.