HAI, Nguyen Thi; 						QUY HOI, Nguyen Thi; 						MAI HOA, Tran Thi.
 Territorial organization for ecotourism development in Hoang Lien National Park, Sapa District, Lao Cai Province.
<strong>VNU Journal of Science: Earth and Environmental Sciences</strong>, [S.l.], v. 24, n. 1, mar. 2008.
ISSN 2588-1094.
Available at: &lt;<a href="https://js.vnu.edu.vn/EES/article/view/2202" target="_new">https://js.vnu.edu.vn/EES/article/view/2202</a>&gt;. Date accessed: 22 nov. 2024.