Some Notes on $k$-Minimality. Journal of Mathematical Study, [S. l.], v. 52, n. 1, p. 53–59, 2019. DOI: 10.4208/jms.v52n1.19.05. Disponível em: https://global-sci.com/index.php/jms/article/view/13338. Acesso em: 27 feb. 2026.