Industry Bodies & Government

http://www.ee-oz.com.au/
http://ec.europa.eu/enterprise/atex/index_en.htm
http://www.iecex.com
http://www.nemmco.com.au/
http://www.hse.gov.uk/fireandexplosion/atex.htm 

Useful Information

http://en.wikipedia.org/wiki/Electrical_Equipment_in_Hazardous_Areas
http://en.wikipedia.org/wiki/ATEX
http://www.darwinlng.com/about/LNGfacts/index.htm
http://www.nemmco.com.au/links.html
http://www.nemmco.com.au/psplanning/gendata.shtml
http://www.powermag.com/
http://www.electricity.com/ 

Power Generation

http://www.powergeneration.siemens.com/
http://www.power.alstom.com/home/
http://www.bechtel.com/power.html
http://www.gepower.com/