AHMAD MATROOD, H. The Effection of Teaching by Cooperative Learning Method in reducing the Anxiety Level in Learning the tennis Transmission Skill in Volleyball. Al-Rafidain Journal For Sport Sciences, [S. l.], v. 16, n. 53, p. 150–167, 2010. DOI: 10.33899/rajsport.2010.6088. Disponível em: https://rsprs.uomosul.edu.iq/index.php/rsprs/article/view/50730. Acesso em: 2 oct. 2025.