Kadarisma, Gida, Jihan Purnama Indah, Delsyfa Putri Annisa, Nury Ainun Fitria, and Windriani R. “Innovative E-Book to Numeracy Skill Improvement: The Role of Flip HTML5 in Digital Pocket Book Development”. Journal of Honai Math 7, no. 2 (July 17, 2024): 215–232. Accessed November 6, 2025. https://journalfkipunipa.org/index.php/jhm/article/view/562.