Suwandari, Lilis, et al. “Preparation of Adaptive Physical Education Learning Program on Volleyball for Class X Children With Mild Intellectual Disability In Slb Abcd Muhammadiyah Ciparay Bandung Regency”. History of Medicine, vol. 9, no. 1, Aug. 2024, pp. 62-67, http://www.historymedjournal.com/index.php/medicine/article/view/57.