1. ReCiPi 2008: A life cycle impact assessment method which comprises harmonised category indicators at the midpoint and the endpoint level, Report I: Characterisation;Goedkoop,2013
2. Flows of selected materials associated with world copper smelting, U.S. Geological Survey Open-File Report 2004-1395;Goonan,2004
3. IMPACT 2002+: A new life cycle impact assessment methodology, The International Journal of Life Cycle Assessment;Jolliet,2003
4. Emission Estimation Technique Manual for Mining Version 3.1;NPI,2012
5. Compilation of Air Pollutant Emission Factors, AP-42;USEPA,2009