ABDULLAHI, Abdulmalik, and Bello AHMAD. “Design and Evaluation of a Fault-Tolerant Spine-Leaf Data Center Network Using Cisco Packet Tracer”. International Journal of Science for Global Sustainability 11, no. 3 (October 25, 2025): 334–345. Accessed November 19, 2025. https://www.fugus-ijsgs.com.ng/index.php/ijsgs/article/view/954.