A. Songli, S. Suyato, R. E. D. Rahmawati, M. A. Karbeka, and W. Wingkolatin, “Integrating Character Education and Global Citizenship in the Merdeka Curriculum: A Systematic Review of Challenges and Strategies”, edu, vol. 7, no. 3, pp. 1684–1697, Jul. 2026.