Christiana Okafor, Zulai J. Baba-Girei, and Binta F. Yahaya. 2023. “Cluster Policy Approach and the Benefits to the Internally Displaced Persons and Migration Crises in Juba-South Sudan”. Journal of Engineering, Computational and Applied Sciences (JECAS) 3 (01):19-27. https://journals.gjbeacademia.com/index.php/jecas/article/view/243.