Marpaung, M. A., C. S. Manarni, and M. Halkis. “Indonesia’s Defense Diplomacy through the United States: Case Study of Cooperation a Float Readiness and Training (CARAT) 2019 Joint Exercise”. The International Journal of Humanities & Social Studies, vol. 8, no. 4, Oct. 2020, doi:10.24940/theijhss/2020/v8/i4/HS2004-059.