LABOUNMI , B., PHIPHATPHON , S. and PHONGSAVATH , S. (2022) “Quantification of Cadmium (Cd), Lead (Pb) and Chromium (Cr) in Sediment of the Lower Nam Ngum”, Souphanouvong University Journal Multidisciplinary Research and Development , 8(1), pp. 238–244. Available at: http://www.su-journal.com/index.php/su/article/view/189 (Accessed: 17 January 2026).