Climate variability, agricultural livelihoods and food security in Semiarid Brazil. Sustainability in Debate, [S. l.], v. 7, p. 38–51, 2016. DOI: 10.18472/SustDeb.v7n0.2016.18749. Disponível em: https://periodicostestes.bce.unb.br/index.php/sust/article/view/16167. Acesso em: 11 apr. 2025.