Reference keyword: conflict minerals

Young, S. B., Achebe, J. ., Na, Y. ., & Bayekula, J.-O. N. (2015). Mapping tantalum provenance, production and flows. Unknown. Presented at the. Surrey, UK. Retrieved from
Mancheri, N. A., Sprecher, B. ., Deetman, S. ., Young, S. B., Bleischwitz, R. ., Dong, L. ., Kleijn, R. e, & Tukker, A. . (2018). Resilience in the tantalum supply chain. Resources, Conservation and Recycling, 129.