1. http://www.rohs.eu/english/index.html for information on Restriction on use of certain Hazardous Substances (RoHS) regulations.
2. Directive 2002/95/EC of the European Parliament and of the Council. http://eurlex.europa.eu/LexUriServ/LexUriServ.do?uri=OJ:L:2003:037:0019:0023:EN:PDF.
3. Management methods for restriction of the use of hazardous substances in electrical and electronic products. http://www.chinarohs.com.
4. J-Moss (Japanese RoHS). http://home.jeita.or.jp/eps/jmoss_en.htm.
5. Act for Resource Recycling of Electrical and Electronic Equipment and Vehicles. http://www.rsjtechnical.com/images/Documents/Korea_RoHS_ELV_April_2007_EcoFrontier.pdf .