Pérez-Castillo, David. « Impact Evaluation Based on Benefit Indicators (IEBBI): Methodological Proposal for Agroecological farmers’ Markets ». Sustainability in Debate 12, no. 2 (août 30, 2021): 219–253. Consulté le juin 23, 2026. https://periodicostestes.bce.unb.br/index.php/sust/article/view/36070.