JAMIL, S. N. A.; SHAHRILL, M.; SARI, Y. M. Effects of Buddy system on year 9 students’ mathematical discernments and performance. JRAMathEdu (Journal of Research and Advances in Mathematics Education), [S. l.], v. 10, n. 2, p. 81–89, 2025. DOI: 10.23917/jramathedu.v10i2.7058. Disponível em: https://journals2.ums.ac.id/jramathedu/article/view/7058. Acesso em: 17 nov. 2025.