TAMPUBOLON, Grace; SIANTURI, Hanna; SITOTUS, Jelita; SIMBOLON, Yesika; SIREGAR, Rosdiana; TANSLIOVA, Lili. Using Problem Based Learning (PBL) to Improve Critical Thinking Skills and Indonesian Language Skills. QISTINA: Jurnal Multidisiplin Indonesia, [S. l.], v. 3, n. 1, p. 843–847, 2024. DOI: 10.57235/qistina.v3i1.2440. Disponível em: https://rayyanjurnal.com/index.php/qistina/article/view/2440. Acesso em: 9 jun. 2026.