Ndafyaalako, M. “Petrographical Characterization of Lithological Units of the Khoabendus Group and Fransfontein Granitic Series in the 1914cb Kamanjab, Namibia”. Science & Future, vol. 4, no. 3, Sept. 2014, pp. 1-21, https://revista.ismm.edu.cu/index.php/revistacyf/article/view/989.