1. Biological leaching of Cu, Al, Zn, Ni, Co, Sn and Pb from waste electronic scrap using thiobacillus ferrooxidans;Ahn;J Korean Inst Resour Recycl,2005
2. Bioleaching of valuable metals from electronic scrap using fungi (Aspergillus niger) as a microorganism;Ahn;J Korean Inst Resour Recycl,2005
3. Asan Recycling Center. Mailing address: Yeomjak-ri, Dunpo-myeon, Asan-si, Chungcheongnam-do, Korea. Contact: +82-41-531-8811; 2006.
4. Association of Electronics Environment (AEE). Current status of collection and recycling of waste electronics. AEE Final Report. Seoul, Korea; December 2001 [in Korean].
5. Association of Electronics Environment (AEE). A study on the collection and recycling of obsolete PC and policy for its improvement. AEE Report. Seoul, Korea; November 2002 [in Korean].