The Use of Cluster Analysis in Assessing the Sustainability of Organic Farms. Part I. Methodical Considerations. Agricultural Engineering , [S. l.], v. 23, n. 4, p. 69–76, 2019. Disponível em: https://ojs.agriceng.org/index.php/AgricEng/article/view/208.. Acesso em: 8 jan. 2025.