KONSEP STRATEGI DALAM MENEGAKKAN HAK BERDAULAT DI LAUT NATUNA UTARA. PPM Sdirjianbang Akmil [Internet]. 2023 Sep. 29 [cited 2026 May 11];10(2):123-34. Available from: https://ojs.akmil.ac.id/index.php/mahatvavirya/article/view/115