“Implementation of The Provincial Government’s Authority to Carry Out Sister Province Cooperation In The Perspective of International and National Law Case Study: Sister Province Cooperationbetween Province of NTB And Northern Province of Australia”. Mataram Journal of International Law 1, no. 1 (June 30, 2023). Accessed October 15, 2025. https://journal.unram.ac.id/index.php/majil/article/view/2846.