MOYANO, B.; LEÓN, R.; HERNÁNDEZ-ARANDA, V.; CEDEÑO GARCÍA, G.; CEDEÑO SACÓN, Ángel; ARIAS-VEGA, C.; VERA-MORALES, M.; CATAGUA, D.; CRUZ-BURGA, Z. A.; REYNA BOWEN, L.; SANGAY-TUCTO, S.; LEÓN-CASTRO, L. Opportunity costs and agricultural transformation in the Ecuadorian Amazon: Cacao cultivation in traditional Shuar systems. Journal of Agriculture, Food Systems, and Community Development, Ithaca, NY, USA, v. 15, n. 4, p. 1–20, 2026. DOI: 10.5304/jafscd.2026.154.014. Disponível em: https://foodsystemsjournal.org/index.php/fsj/article/view/1570. Acesso em: 18 sep. 2026.