GUNAWAN et al. Pengaruh Latihan Ladder Drill Terhadap Kecepatan Pemain Sepak Bola Kabupaten Pasangkayu . Jumper: Jurnal Mahasiswa Pendidikan Olahraga, [S. l.], v. 4, n. 3, p. 557–570, 2024. DOI: 10.55081/jumper.v4i3.1286. Disponível em: https://stokbinaguna.ac.id/jurnal/index.php/JUMPER/article/view/1286. Acesso em: 8 nov. 2026.