YUNIANTO, W.; PRAHMANA, R. C. I.; CRISAN, C. Indonesian mathematics teachers’ knowledge of content and students of area and perimeter of rectangle. Journal on Mathematics Education, [S. l.], v. 12, n. 2, p. 223–238, 2021. Disponível em: https://jme.ejournal.unsri.ac.id/index.php/jme/article/view/3716. Acesso em: 25 jun. 2025.