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.v9i2.7564. Disponível em: https://ojs.umrah.ac.id/index.php/gantang/article/view/7564. Acesso em: 1 feb. 2025.