Wijaya, D. A., M. Jurianto, P. Suwarno, P. Widodo, H. R. J. Saragih, and K. Kristijarso. “Maritime Geopolitical Strategy For Strengthening The Security of North Natuna Marine Waters Against”. Formosa Journal of Applied Sciences, vol. 3, no. 7, July 2024, pp. 3115-26, doi:10.55927/fjas.v3i7.10279.