ULFA.S, Amira Adelina; MAIMUNAH; SOLFITRI, Titi; HUTAPEA, Nahor Murani. Problem Based Learning Module on Linear Function to Facilitate Mathematical Problem-Solving Skills. Journal of Education and Learning Mathematics Research (JELMaR), [S. l.], v. 7, n. 1, p. 44–54, 2026. DOI: 10.37303/jelmar.v7i1.44. Disponível em: https://jelmar.wisnuwardhana.ac.id/index.php/jelmar/article/view/44. Acesso em: 25 aug. 2026.