Mesquita, Patrícia S., Hannah Wittman, and José Aroudo Mota. “Climate Variability, Agricultural Livelihoods and Food Security in Semiarid Brazil”. Sustainability in Debate 7 (December 7, 2016): 38–51. Accessed May 23, 2024. https://periodicos.unb.br/index.php/sust/article/view/16167.