MARGARETA, Rita; ., Sarwono; NUH, Muhammad. Collaborative Governance in Airspace Sovereignty: Managing the Indonesia Singapore FIR the Kepulauan Riau–Natuna. Journal of Cultural Analysis and Social Change, [S. l.], v. 10, n. 3, p. 2707–2719, 2025. DOI: 10.64753/jcasc.v10i3.2827. Disponível em: https://jcasc.com/index.php/jcasc/article/view/2827. Acesso em: 2 feb. 2026.