LUFTHANSA, Luthfie. RETRACTED: Pengembangan model pembelajaran atletik nomor lempar untuk anak tunagrahita ringan. Jurnal Keolahragaan, [S. l.], v. 5, n. 1, p. 39–49, 2017. DOI: 10.21831/jk.v5i1.12803. Disponível em: https://journal.uny.ac.id/index.php/jolahraga/article/view/12803. Acesso em: 20 may. 2025.