Martin Onwudinjo, Ugada, Anyionu, Samuel Chukwu, and Opera, Stella Chioma. “Effect of E-Governance on Internally Generated Revenue in South East, Nigeria”. GPH-International Journal of Business Management 8, no. 02 (March 12, 2025): 112-126. Accessed November 13, 2025. https://gphjournal.org/index.php/bm/article/view/1804.