سعد محمد. Psychological alienation and its relationship to the self-concept of faculty member at Mansura university . Tobruk University Journal of Social and Human Sciences, طبرق، ليبيا, n. 15, p. 540–575, 2024. DOI: 10.64516/wh9ncv79. Disponível em: https://journals.tu.edu.ly/tujsh/index.php/JSHS/article/view/232. Acesso em: 25 sep. 2025.