HOA, Tran Thi Mai; 						HUAN, Nguyen Cao; 						HARUO, Noma.
 Potential of Developing Community-based Ecotourism  in Van Don District, Quang Ninh Province.
<strong>VNU Journal of Science: Earth and Environmental Sciences</strong>, [S.l.], v. 26, n. 3, sep. 2010.
ISSN 2588-1094.
Available at: &lt;<a href="https://js.vnu.edu.vn/EES/article/view/1783" target="_new">https://js.vnu.edu.vn/EES/article/view/1783</a>&gt;. Date accessed: 16 may 2024.