SARI, Y. M.; FIANGGA, S.; MILLA, Y. I. E.; PUSPANINGTYAS, N. D. Exploring students’ proportional reasoning in solving guided-unguided area conservation problem: A case of Indonesian students. Journal on Mathematics Education, [S. l.], v. 14, n. 2, p. 375–394, 2023. DOI: 10.22342/jme.v14i2.pp375-394. Disponível em: http://jme.ejournal.unsri.ac.id/index.php/jme/article/view/292. Acesso em: 19 may. 2024.