محمد رضاء عبد الحليم جاب الله. Scientific method in the human sciences. Tobruk University Journal of Social and Human Sciences, طبرق، ليبيا, n. 8, p. 1–27, 2021. DOI: 10.64516/j22p9z25. Disponível em: https://journals.tu.edu.ly/tujsh/index.php/JSHS/article/view/348. Acesso em: 25 sep. 2025.