1. How to evaluate raw material supply risks—an overview;Achzet;Resour. Policy,2013
2. Materials Critical to the Energy Industry: An Introduction;Achzet,2011
3. Materials in the Dutch Economy – A Vulnerability Analysis;Bastein,2015
4. Risk List 2012: an Updated Supply Risk Index for Chemical Elements or Element Groups Which Are of Economic Value;BGS,2012
5. Study on Data for a Raw Material System Analysis: Roadmap and Test of the Fully Operational MSA for Raw Materials;BIO by Deloitte,2015