Joy Amaechi Okeke - Ezeanyanwu, and Sylvia Chinwe Okere. “Effectiveness of Internal Control Measures for Preventing Employee’s Fraud in Public Secondary Schools in Ebonyi State Nigeria”. Action Research Journal Indonesia (ARJI) 7, no. 2 (April 10, 2025): 150 – 164. Accessed August 11, 2026. https://journal.nahnuinisiatif.com/ARJI/article/view/349.