The Impact of Sleep Quality on Academic Performance in Undergraduate Students: Examining the Roles of Sleep Duration, Sleep Quality, Sleep Efficiency and Sleep Difficulty. ACADEMIA International Journal for Social Sciences, [S. l.], v. 4, n. 3, p. 691–705, 2025. DOI: 10.63056/. Disponível em: https://academia.edu.pk/index.php/Journals/article/view/406. Acesso em: 12 jul. 2025.