Mandevhu S, Vatuva A, Kahovera S. Distribution and occurrence of lithium-bearing minerals in the Helikon pegmatites in Karibib, Namibia. NJRST [Internet]. 2020Dec.11 [cited 2024Apr.18];2(1):90-100. Available from: https://njrst.ncrst.na/index.php/njrst/article/view/22