NOVITA MARPAUNG; RICK HUNTER SIMANUNGKALIT; GAYUS SIMARMATA. PERBEDAAN MODEL PEMBELAJARAN PROBLEM BASED LEARNING DAN MODEL KONVENSIONAL TERHADAP KEMAMPUAN PEMAHAMAN MATEMATIS SISWA PADA MATERI VEKTOR. Pengembangan Penelitian Pengabdian Jurnal Indonesia (P3JI), [S. l.], v. 2, n. 1, p. 15–19, 2024. Disponível em: https://jurnal.migascentral.com/index.php/p3ji/article/view/192. Acesso em: 19 mar. 2025.