VAN KIM, Nguyen; 						XUAN THANH, Tran.
 The Border Policy of the Nguyen Dynasty as Seen  from Pham Than Duat's Work “Hung Hoa Summary”.
<strong>VNU Journal of Science: Policy and Management Studies</strong>, [S.l.], v. 38, n. 4, dec. 2022.
ISSN 2588-1116.
Available at: &lt;<a href="https://js.vnu.edu.vn/PaM/article/view/4419" target="_new">https://js.vnu.edu.vn/PaM/article/view/4419</a>&gt;. Date accessed: 18 may 2024.
doi: <a href="https://doi.org/10.25073/2588-1116/vnupam.4419">https://doi.org/10.25073/2588-1116/vnupam.4419</a>.