KALLAYE, H.; KAFUKU, J. M. A Fuzzy Based Framework for Sustainable Technology Selection in Small-Scale Gold Mining Operations. Tanzania Journal of Engineering and Technology, [S. l.], v. 44, n. 1, p. 169-189, 2025. DOI: 10.52339/tjet.v44i1.945. Disponível em: https://tjet.udsm.ac.tz/index.php/tjet/article/view/945. Acesso em: 23 aug. 2025.