An exploration in mineral supply chain mapping using tantalum as an example

Online link http://pubs.usgs.gov/of/2013/1239/
Description Investigates the complexity of mineral and metal supply chains in general and shows how they can be mapped. A supply chain is made up of all the manufacturers, suppliers, and information networks supplying materials and parts for production.
Originators Soto-Viruet, Yadira; Menzie, W. David; Papp, John F.; and Yager, Thomas R.
Publication U.S. Geological Survey Open-File Report 2013-1239

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