HARIMURTI, Rizki Sito. Peningkatan keyakinan diri dan hasil belajar guling depan melalui latihan imagery. Jurnal Keolahragaan, [S. l.], v. 6, n. 1, p. 87–99, 2018. DOI: 10.21831/jk.v6i1.10097. Disponível em: https://journal.uny.ac.id/index.php/jolahraga/article/view/10097. Acesso em: 13 may. 2025.