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 New Archaeological Discoveries  in The Geological Formations and Heritages along the Ba River Ancient Valley.
<strong>VNU Journal of Science: Earth and Environmental Sciences</strong>, [S.l.], v. 36, n. 3, sep. 2020.
ISSN 2588-1094.
Available at: &lt;<a href="https://js.vnu.edu.vn/EES/article/view/4621" target="_new">https://js.vnu.edu.vn/EES/article/view/4621</a>&gt;. Date accessed: 30 apr. 2024.
doi: <a href="https://doi.org/10.25073/2588-1094/vnuees.4621">https://doi.org/10.25073/2588-1094/vnuees.4621</a>.