EFNI, Latifa; YERIZON YERIZON; ZUSTI JAMAAN, Elita. Development of Mathematics Learning Devices with GDL Models to Improve Mathematical Problem-Solving Ability of Class VII Junior High School. Jurnal Bintang Pendidikan Indonesia, [S. l.], v. 2, n. 4, p. 57–65, 2024. DOI: 10.55606/jubpi.v2i4.3247. Disponível em: https://ejurnal.stie-trianandra.ac.id/index.php/JUBPI/article/view/3247. Acesso em: 31 okt. 2024.