Students’ Thinking Process in Constructing the Concepts of Linear Quantities Two Variables. International Journal of Scientific Research and Management (IJSRM), [S. l.], v. 5, n. 8, p. 6838–6845, 2017. DOI: 10.18535/ijsrm/v5i8.33. Disponível em: https://ijsrm.net/index.php/ijsrm/article/view/946.. Acesso em: 3 may. 2024.