BERSIH, K.; MARGUNAYASA, I. G. Demonstration-Based Learning Videos on the Topic of Substance Changes in Elementary Schools. Jurnal Ilmiah Sekolah Dasar, [S. l.], v. 5, n. 2, p. 279–288, 2021. DOI: 10.23887/jisd.v5i2.34689. Disponível em: https://ejournal.undiksha.ac.id/index.php/JISD/article/view/34689. Acesso em: 1 jul. 2024.