1Kingsnorth,D.The Global Rare Earth Market:Poised for Growth[R].Industrial Minerals Company of Australia,2012.
2Carpenter,R.P.The Bottom of the Smart Weapon Production Chain:securing the Supply of Rare Earth Element for the U.S.Military[J].Public Contract Law Journal,2012,41(4).
3Kingsnorth,D.Rare Earths:An Industry Undergoing Rejuvenation[R].Industrial Minerals Company of Australia,Perth,Western Australia,2013.