Jupri, Jupri Yanus Halawa, Ledy Diana, and Maria Maya Lestari. “Indonesian Airspace Sovereignty After the Jakarta and Singapore Flight Information Region Adjustment From the Perspective of International Law”. Ilmu Hukum Prima (IHP) 8, no. 1 (April 30, 2025): 98-117. Accessed August 29, 2025. https://jurnal.unprimdn.ac.id/index.php/IHP/article/view/7527.