Junita Dewi Sari Simanjuntak, Timbul Siahaan, George Royke Deksino, Nadya Ophelia. The Role of Defense Science Philosophy in Determining Strategies to Maintain The Sovereignty and Integrity of The Unitary State of The Republic Indonesia in Industrial Revolution 4.0. IJHESS [Internet]. 2024 Apr. 9 [cited 2025 Jan. 16];3(5). Available from: https://ijhess.com/index.php/ijhess/article/view/857