MAURA MANALU; MELINDA SYAHPUTRI NASUTION. Problem Based Learning. Jurnal Profesionalisme Guru, [S. l.], v. 3, n. 4, p. 233–242, 2026. Disponível em: https://journal.maalahliyah.sch.id/index.php/jpg/article/view/552. Acesso em: 14 jun. 2026.