PERMATASARI, D. . Analisis Kesulitan Siswa dalam Kegiatan Transformasional Berpikir Aljabar. Jurnal Gantang, [S. l.], v. 6, n. 1, p. 19–27, 2021. DOI: 10.31629/jg.v6i1.2523. Disponível em: https://ojs.umrah.ac.id/index.php/gantang/article/view/2523. Acesso em: 28 mar. 2024.