| Kříbek, B., Zachariáš, J., Knésl, I., Míková, J., Mihaljevič, M., Veselovský, F., & Bamba, O. (2016). Geochemistry, mineralogy, and isotope composition of Pb, Zn, and Cu in primary ores, gossan and barren ferruginous crust from the Perkoa base metal deposit, Burkina Faso. Journal of Geochemical Exploration, 168, 49-64. Econ Geol (2003) 98:1463-1485 |