Şılbır, L., A. M. Coşar, Y. Kartal, T. Altun, M. Atasoy, and G. Özçamkan-Ayaz. “The Graphic Symbol-Based Interactive Animation Development Process for Deaf or Hard-of-Hearing Students”. International Electronic Journal of Elementary Education, vol. 12, no. 4, Apr. 2020, pp. 371-82, https://iejee.com/index.php/IEJEE/article/view/973.