Investigation of Proportional Reasoning Problem Solving Processes of Seventh Grade Students: A Mixed Method Research. International Journal on Social and Education Sciences, [S. l.], v. 3, n. 1, p. 48–67, 2021. DOI: 10.46328/ijonses.66. Disponível em: https://ijonses.net/index.php/ijonses/article/view/1966. Acesso em: 9 jun. 2025.