YUNIATI, Erni. Assessing the Effectiveness of Problem-Based Learning on the Academic Performance of Grade XII Students. English Language and Literature in Education Journal, [S. l.], v. 2, n. 2, p. 59–73, 2024. DOI: 10.63011/2yrbf166. Disponível em: https://elline-journal.com/index.php/ejournal/article/view/17. Acesso em: 4 nov. 2025.