Afonso BRCRO, Soares MJ, Macedo A. The relationship between optimism, pessimism and sleep difficulties in university students: The role of cognitive emotion regulation and psychological distress. PSICOLOGIA [Internet]. 31 de Dezembro de 2024 [citado 15 de Janeiro de 2025];38(2):1-14. Disponível em: https://revista.appsicologia.org/index.php/rpsicologia/article/view/1906