Mahmud MM, Mat NHC, Manap MR, Zakaria SF, Tazijan F, Wong SF. Sustainability of educational technologies: An approach to ratio and feedback. 5052 [Internet]. 2023 Oct. 20 [cited 2024 Dec. 22];7(2):56-65. Available from: https://archive.aessweb.com/index.php/5052/article/view/4895