YULFINA, Yulfina; FIRMANSYAH, Arif. Implementation of the Problem-Based Learning Model to Improve Student Learning Outcomes in History Lessons for Grade XI . EDUJAVARE: International Journal of Educational Research, [S. l.], v. 4, n. 02, p. 1801–1812, 2026. DOI: 10.70610/edujavare.1884. Disponível em: https://edujavare.com/index.php/EDUJAVARE/article/view/1884. Acesso em: 13 sep. 2026.