1. Amnesty International. 2016. This Is What We Die for: Human Rights Abuses in the Democratic Republic of the Congo Power the Global Trade in Cobalt. London. https://www.amnesty.org/download/Documents/AFR6231832016ENGLISH.PDF.
2. Chinese assessments of “critical” and “strategic” raw materials: Concepts, categories, policies, and implications
3. Australian Government. 2019. Australia’s Critical Minerals Strategy 2019. March. https://www.industry.gov.au/data-and-publications/australias-critical-minerals-strategy.
4. Barrera, P. 2019. Cobalt Market Update: Q3 2019 in Review. Investing News Network. 21 October. https://investingnews.com/daily/resource-investing/battery-metals-investing/cobalt-investing/cobalt-market-update:q3-2019-in-review/.
5. Rare Earths and the Balance Problem