SIBURIAN, Tio Rosalina; ZETRIUSLITA, Zetriuslita. Pengembangan Perangkat Pembelajaran Matematika dengan Pendekatan Open Ended Problem berbantuan Software Geogebra. PRISMA, [S. l.], v. 12, n. 1, p. 229–239, 2023. DOI: 10.35194/jp.v12i1.2902. Disponível em: https://jurnal.unsur.ac.id/index.php/prisma/article/view/2902. Acesso em: 16 apr. 2026.