V. . MARTÍNEZ T. and ÓLMER A. . MUÑOZ-SÁNCHEZ, “Opportunities and Challenges for the Colombian Platinum: a Geopolitical Analysis”, Apolit, vol. 4, no. 5, pp. 389–412, Dec. 2013, Accessed: Sep. 01, 2026. [Online]. Available: https://revistas.upb.edu.co/index.php/analecta/article/view/2948