THI KIM OANH, Nguyen et al.
 Livelihood Activities of Ethnic Minorities  in Cao Bang Province: Case Study  in Nam Tuan Commune, Hoa An District.
<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/4374" target="_new">https://js.vnu.edu.vn/PaM/article/view/4374</a>&gt;. Date accessed: 18 may 2024.
doi: <a href="https://doi.org/10.25073/2588-1116/vnupam.4374">https://doi.org/10.25073/2588-1116/vnupam.4374</a>.