IRWANSYAH, I. ANALISIS KEMAMPUAN PEMECAHAN MASALAH MATEMATIKA MODEL POLYA PADA MATERI SISTEM PERSAMAAN LINEAR DUA VARIABEL. Jurnal Ilmiah Mandalika Education (MADU), [S. l.], v. 1, n. 1, p. 52–63, 2023. Disponível em: https://permatamandalika.com/index.php/MADU/article/view/5. Acesso em: 22 dec. 2024.