Mahesaroni, Juliano Selsy, et al. “Pengaruh Latihan Servis Berulang Terhadap Ketepatan Servis Forehand Pada Siswa Kelas X SMA Institut Indonesia Semarang”. ANTHOR: Education and Learning Journal, vol. 5, no. 5, Oct. 2026, pp. 1136-41, doi:10.31004/anthor.v5i5.1192.