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<strong>VNU Journal of Science: Earth and Environmental Sciences</strong>, [S.l.], v. 24, n. 4, dec. 2008.
ISSN 2588-1094.
Available at: &lt;<a href="https://js.vnu.edu.vn/EES/article/view/2226" target="_new">https://js.vnu.edu.vn/EES/article/view/2226</a>&gt;. Date accessed: 17 may 2024.