MOHAMED, Z. The Emotional characteristics and their relationship with the level of performance for students in secondary schools in physical activity sports. Al-Rafidain Journal For Sport Sciences, [S. l.], v. 20, n. 64, p. 140–169, 2014. DOI: 10.33899/rajsport.2014.81905. Disponível em: https://rsprs.uomosul.edu.iq/index.php/rsprs/article/view/50299. Acesso em: 2 oct. 2025.