SINAGA, Tinggi Marojahan.
 Grey Zone Escalation: How China’s Hybrid Warfare is Reshaping Taiwan’s Security.
<strong>Insignia: Journal of International Relations</strong>, [S.l.], v. 12, n. 2, p. 183-200, feb. 2026.
ISSN 2597-9868.
Available at: &lt;<a href="https://jos.unsoed.ac.id/index.php/insignia/article/view/19396" target="_new">https://jos.unsoed.ac.id/index.php/insignia/article/view/19396</a>&gt;. Date accessed: 02 mar. 2026.
doi: <a href="https://doi.org/10.20884/1.ins.2025.12.2.19396">https://doi.org/10.20884/1.ins.2025.12.2.19396</a>.