أ.د ثامر محمود ذنون هشام محمد علي السيدية. Self-talk (positive and negative) and its relationship to Athletic Fears withen the advanced players of Mosul City Center club’s. Modern Sport, [S. l.], 2021. Disponível em: https://jcopew.uobaghdad.edu.iq/index.php/sport/article/view/738.. Acesso em: 29 apr. 2024.