SIHOMBING, B.; PURBA, G. I. D. Development of E-Modules Assisted by Geogebra Software to Improve High School Students’ Mathematical Problem Solving Abilities . Jurnal Pendidikan Matematika, [S. l.], v. 16, n. 1, p. 44–51, 2025. DOI: 10.36709/jpm.v16i1.201. Disponível em: http://jpm.uho.ac.id/index.php/journal/article/view/201. Acesso em: 23 feb. 2025.