DR. JENNIFER ELLAH ADALETEY, QAIS AHMED ALMAAMARI, MR. RAYMOND ACHIYAALE. Cost Efficiency for Effective Revenue Mobilisation at the Mmdas in Ghana. Mathematical Statistician and Engineering Applications, [S. l.], v. 71, n. 4, p. 8649–8667, 2023. DOI: 10.17762/msea.v71i4.1552. Disponível em: https://www.philstat.org/index.php/MSEA/article/view/1552. Acesso em: 27 apr. 2024.