YUSUF, F. I.; ALI, A. F.; BUBA, L. F. Waste-pickers’ knowledge of occupational hazards and utilisation of personal protective equipment: A case study of Bauchi City, Nigeria. Dutse Journal of Pure and Applied Sciences, [S. l.], v. 8, n. 1b, p. 58–68, 2022. DOI: 10.4314/dujopas.v8i1b.8. Disponível em: https://www.ajol.info/index.php/dujopas/article/view/224823. Acesso em: 11 oct. 2026.