AL FATHI, Zamahsyari Syayyif; HARTOTO, Setyo; PRAKOSO, Bayu Budi. The relationship between students’ concentration level and smash result competency in badminton extracurricular. Sriwijaya Journal of Sport, [S. l.], v. 1, n. 2, p. 93–104, 2022. DOI: 10.55379/sjs.v1i2.359. Disponível em: https://sjs.ejournal.unsri.ac.id/index.php/sjs/article/view/45. Acesso em: 1 mar. 2025.