الحبوني أبوبكر فضل لامين. Positive thinking of Tobruk University students. Tobruk University Journal of Social and Human Sciences, طبرق، ليبيا, n. 12, p. 204–220, 2023. DOI: 10.64516/akvbc765. Disponível em: https://journals.tu.edu.ly/tujsh/index.php/JSHS/article/view/256. Acesso em: 25 sep. 2025.