YAHYA AL-MAADHIDI, Z.; WADALLAH BAKR AL-NUAIMI, F. Effect of a Suggested Psychological Program on Developing Attention concentration and Academic Achievement for the Students of College of Sport Education in Triple Jump Activit. Al-Rafidain Journal For Sport Sciences, [S. l.], v. 20, n. 65, p. 315–342, 2014. DOI: 10.33899/rajsport.2014.89584. Disponível em: https://rsprs.uomosul.edu.iq/index.php/rsprs/article/view/50171. Acesso em: 2 oct. 2025.