INKA RIKAWATI HARAHAP. Application Model Problem Based Learning for Improved Performance Skills (Performance) and Performance Results Study Mathematics Student Statistics Material Class X-5 SMA N 1 Merbau. Journal of General Education Science, [S. l.], v. 1, n. 3, p. 220–225, 2023. DOI: 10.62966/joges.v1i3.570. Disponível em: https://journal.berpusi.co.id/index.php/JoGEs/article/view/570. Acesso em: 21 aug. 2025.