ARINA, N. K. S. A.; PARMITI, D. P. Validitas Video Pembelajaran Topik Jarak dan Kecepatan pada Pembelajaran Matematika SD. MIMBAR PGSD Undiksha, [S. l.], v. 9, n. 2, p. 229–237, 2021. DOI: 10.23887/jjpgsd.v9i2.36181. Disponível em: https://ejournal.undiksha.ac.id/index.php/JJPGSD/article/view/36181. Acesso em: 18 jul. 2024.