ULFAH, Alfiatun Fitriani; PRAHMANA, Rully Charitas Indra. Single Subject Research: Implementasi Pembelajaran Berbasis Masalah terhadap Pemahaman Matematis Siswa. Jurnal Elemen, [S. l.], v. 4, n. 1, p. 105–118, 2018. DOI: 10.29408/jel.v4i1.553. Disponível em: https://e-journal.hamzanwadi.ac.id/index.php/jel/article/view/553. Acesso em: 7 may. 2024.