taufik, Handryca taufik, et al. “Upaya Meningkatkan Hasil Keterampilan Batting Melalui Model Pembelajaran Problem Based Learning Di Sman 8 Semarang”. Prosiding Seminar Nasional Pendidikan Profesi Guru, vol. 3, no. 2, Dec. 2024, p. 2503020311, https://conference.upgris.ac.id/index.php/psnppg/article/view/6998.