Factors associated with level of income derived from working donkeys for smallholder farmers in the central highlands of Kenya. East African Journal of Science, Technology and Innovation, [S. l.], v. 1, n. 4, 2020. DOI: 10.37425/eajsti.v1i4.177. Disponível em: https://mail.eajsti.org/index.php/EAJSTI/article/view/177. Acesso em: 13 jan. 2025.