KHOIRIYAH, N.; PERDANA , P. R.; FITRIANI, D. Level Up With Problem-Based Learning Students’ Perception Of Its Impact On Learning In Efl Context. Jurnal Penelitian Ilmu Pendidikan Indonesia, [S. l.], v. 4, n. 1, p. 116–127, 2025. DOI: 10.31004/jpion.v4i1.329. Disponível em: https://jpion.org/index.php/jpi/article/view/329. Acesso em: 18 may. 2026.