فاضل رشيد ن. Effect of using some scheduling practice styles on improving the psychological attitude towards in football. College of Basic Education Research Journal, [S. l.], v. 5, n. 4, p. 60–79, 2007. Disponível em: https://stats.uomosul.edu.iq/index.php/berj/article/view/39889. Acesso em: 26 oct. 2025.