A Comparative Study of Psychological Hardness (Males vs. Females) Among Fourth-Year Students in Departments and Colleges of Physical Education and Sports Sciences. The International Journal for Scientific Research, [S. l.], v. 5, n. 11, 2026. DOI: 10.59992/IJSR.2026.v5n11p3. Disponível em: https://vsrp.co.uk/index.php/ijsr/article/view/2059. Acesso em: 11 nov. 2026.