Pebriyansyah, M., H. Hartati, and A. Victorian. “Development Of Learning Media and Information Technology Textbooks Digital Based As a Learning Resource”. Prosiding Seminar Nasional Pendidikan Jasmani Dan Kesehatan, Vol. 1, no. 1, June 2022, pp. 444-55, http://ejournal.fkip.unsri.ac.id/index.php/semnaspenjas/article/view/419.