NURLAELAH, Nurlaelah. Problem-Based Learning Method for Improving the Learning Achievement of Students. Edunesia : Jurnal Ilmiah Pendidikan, [S. l.], v. 4, n. 2, p. 447–457, 2023. DOI: 10.51276/edu.v4i2.330. Disponível em: https://www.edunesia.org/edu/article/view/330. Acesso em: 28 may. 2026.