I DEWA AYU MADE PARIMITA DEWI; GEDE WIRA BAYU. E-Book Berbasis Problem Based Learning Materi Bangun Ruang Muatan Matematika Kelas VI SD. Jurnal Edutech Undiksha, [S. l.], v. 10, n. 2, p. 353–363, 2022. DOI: 10.23887/jeu.v10i2.48606. Disponível em: https://ejournal.undiksha.ac.id/index.php/JEU/article/view/48606. Acesso em: 28 apr. 2024.