[1]
Indrayadi, A.P. , Kusmaedi, N.P. , Lubis, S.M.A. and Permatasari, D. 2022. Video Pembelajaran Operasi Bilangan Bulat Ber-Subtitle Untuk Siswa Tunarungu . Quadratic: Journal of Innovation and Technology in Mathematics and Mathematics Education. 2, 1 (Apr. 2022), 52–64. DOI:https://doi.org/10.14421/quadratic.2022.021-06.