Macaringue, S. B. . “Analysis of the Efficiency of Internal Control in Public Sector Administration: A Case Study of the Manhiça District Planning and Infrastructure Service – 2019 to 2024”. ALBA - ISFIC RESEARCH AND SCIENCE JOURNAL, vol. 1, no. 12, Sept. 2026, pp. 164-71, https://www.alba.ac.mz/index.php/alba/article/view/960.