Socio-economic factors affecting smallholder farmers’ willingness to adopt biodigester technology in South Africa. Journal of Energy in Southern Africa, [S. l.], v. 33, n. 1, p. 10–20, 2022. DOI: 10.17159/2413-3051/2022/v33i1a8860. Disponível em: https://energyjournal.africa/article/view/8860. Acesso em: 23 nov. 2024.