PRATIWI, W. D. .; ZULKARDI, Z.; PUTRI, R. I. I. .; HILTRIMARTIN, C. . Developing problem-based learning worksheet of relations and functions topic to support students’ conceptual understanding. Jurnal Gantang, [S. l.], v. 9, n. 2, p. 255–264, 2024. DOI: 10.31629/jg.v9i2.6958. Disponível em: https://ojs.umrah.ac.id/index.php/gantang/article/view/6958. Acesso em: 4 apr. 2025.