Oliveira, Maria Neuza da Silva, Magda E. S. de Faria Wehrmann, and Sergio Sauer. “Family Farming in the Federal District:: The Search for Sustainable Production”. Sustainability in Debate 6, no. 1 (April 30, 2015): 53–69. Accessed April 27, 2024. https://periodicos.unb.br/index.php/sust/article/view/15671.