NHON, Dang Hoai; 						GIAO, Le Hoang.
 Physical Features of Water and Surface Sediments in the Ha Long Bay, Viet Nam.
<strong>VNU Journal of Science: Earth and Environmental Sciences</strong>, [S.l.], v. 33, n. 3, sep. 2017.
ISSN 2588-1094.
Available at: &lt;<a href="https://js.vnu.edu.vn/EES/article/view/4125" target="_new">https://js.vnu.edu.vn/EES/article/view/4125</a>&gt;. Date accessed: 27 july 2024.
doi: <a href="https://doi.org/10.25073/2588-1094/vnuees.4125">https://doi.org/10.25073/2588-1094/vnuees.4125</a>.