MOULOUD; NAWAL. COVID-19 and the mental health of physical education students before and during lockdown. VIREF Revista de Educación Física, [S. l.], v. 9, n. 4, p. 73–80, 2020. Disponível em: https://revistas.udea.edu.co/index.php/viref/article/view/342048. Acesso em: 3 mar. 2025.