NGUYEN , Tien Dung, Khac Du NGUYEN, i Ngoc Thom NGUYEN. „Mineralogical and Geochemical Characteristics of Lead-Zinc Ore Deposits, and Potential Accompanying Components in the Cho Don - Cho Dien Area, Bac Kan Province, Vietnam”. Inżynieria Mineralna 1, no. 2 (grudzień 16, 2021). Udostępniono listopad 22, 2024. https://inzynieriamineralna.com.pl/index.php/testowe/article/view/245.