HUTOMO, Angelina. Analysis of Self-Efficacy and Mental Toughness on Peak Performance in U-16 Football Athletes of Koni, Bekasi City. Jurnal Indonesia Sosial Sains, [S. l.], v. 6, n. 1, p. 44–53, 2025. DOI: 10.59141/jiss.v6i1.1566. Disponível em: http://jiss.publikasiindonesia.id.solusipublish.com/index.php/jiss/article/view/1566. Acesso em: 18 apr. 2026.