ADAMU, S. A. . Evaluation of Waste Collection, Disposal, Recycling, and Policy Effectiveness in Abuja Metropolis, Nigeria. Journal of Institute of Africa Higher Education Research and Innovation (IAHERI), [S. l.], v. 2, n. 1, p. 59–71, 2026. DOI: 10.59479/jiaheri.v2i1.137. Disponível em: https://iaherijournal.maaun.edu.ng/index.php/ijs/article/view/137. Acesso em: 28 mar. 2026.