VOLACHACK, Nyphonh, Somsavath LEUANGTAKOUN, Sonexay XAYHEUNGSY, Kaisone SONTHIKOUMMAN, and Phaytoune THAVIXAY. “Measurement of Natural Radioactivity and Radioactive Contour Maps in Soil Samples in Two Provinces in Lao PDR”. Souphanouvong University Journal Multidisciplinary Research and Development 9, no. 4 (December 5, 2023): 131–138. Accessed January 17, 2026. http://www.su-journal.com/index.php/su/article/view/527.