Dutra Alves, F., and V. C. Pires Silveira. “The Systemic Methodology in Agrarian Geography: A Study on the Territorialization of the Rural Settlements”. Sociedade & Natureza, vol. 20, no. 1, Aug. 2008, https://seer.ufu.br/index.php/sociedadenatureza/article/view/9282.