Millenia, Cantika, et al. “Pengembangan Video Tutorial Sebagai Media Pembelajaran Materi Perkalian Kelas II SDN 39 Pontianak Kota”. Innovative: Journal Of Social Science Research, vol. 3, no. 3, Aug. 2023, pp. 10542-5, http://j-innovative.org/index.php/Innovative/article/view/3402.