S. Woraurai, J. Kitipadung, P. Boocha, S. Lamainil, and N. Nanposri, “Global Citizenship Education (GCED) of Undergraduate Students by using Case-based Learning Technique to Promote Awareness of Respect for the Diversity of Refugees in Thailand”, J.Humanities Social Sciences, vol. 9, no. 3, pp. 1418–1442, Jun. 2026.