Sewando, Ponsian, Dickson Utonga, Bahati Ndoweka, et Protas Sulle. « A Relative Importance Index Analysis of Drivers of Land Degradation in Agro-Pastoral Systems in Mbulu District, Tanzani »a. East African Journal of Environment and Natural Resources 6, no. 1 (mai 4, 2023): 92-102. Consulté le juillet 22, 2024. https://journals.eanso.org/index.php/eajenr/article/view/1198.