DESTIARI, D.; MIMIH AMINAH; HANI HANDAYANI. PENGARUH MODEL PROBLEM BASED LEARNING (PBL) BERBANTUAN MEDIA JAM SUDUT TERHADAP KEMAMPUAN PEMECAHAN MASALAH MATEMATIS SISWA PADA MATERI PENGUKURAN SUDUT. Sebelas April Elementary Education, [S. l.], v. 3, n. 3, p. 252–262, 2024. Disponível em: https://ejournal.lppmunsap.org/index.php/saee/article/view/1596. Acesso em: 9 jan. 2025.