Rare Earths: Market Outlook to 2020, 2015. ,
Permanent magnets from small waste electrical and electronic equipment, Sardinia 2013 14th International Waste Management and Landfill Symposium ?3? Thomas M. Coughlin, Coughlin Associates, Digital Storage Technology Newsletter, 2013. ,
Global rare earth in-use stocks in NdFeB permanent magnets, J. of industrial ecology, pp.834-843, 2011. ,
Permanent Magnets, author ?6? Sofred Consultants, Enjeux économiques des métaux stratégiques pour les filières automobiles et aéronautique, pp.2010-2020, 2010. ,
The Demand for Rare Earth Materials in Permanent Magnets " 51 st annual conference of metallurgists, 2012. ,