Fajri, Khairil, et al. “Survey of Interest of Model Terpadu Madani Palu Elementary School Students in Softball”. 2025. Jorpres (Jurnal Olahraga Prestasi), vol. 21, no. 1, July 2025, pp. 1-7, https://journal.uny.ac.id/index.php/jorpres/article/view/82938.