M NUR, I.; DIAH PRAWITHA SARI; SALEH, R. Student Proportional Reasoning on Missing Value Problems Based on Multiplicative Concepts. International Journal of Elementary Education, [S. l.], v. 7, n. 4, p. 749–758, 2023. DOI: 10.23887/ijee.v7i4.57985. Disponível em: https://ejournal.undiksha.ac.id/index.php/IJEE/article/view/57985. Acesso em: 11 may. 2024.