Setiawan, Dani Eka, and Steph Subanidja. “Indonesia’s Diplomatic Strategy in Countering Vanuatu’s Support for the Papuan Separatist Movement in the South Pacific”. Security Intelligence Terrorism Journal (SITJ), vol. 2, no. 3, Sept. 2025, pp. 274-89, doi:10.70710/sitj.v2i3.64.