1. http://www.reuters.com/article/worldNews/idUSTRE57B1AE20090812, accessed 12/7/09.
2. http://www.smh.com.au/articles/2003/06/09/1055010930128.html, http://www.thejakartapost.com/news/2002/12/18/amrozi-owns-possessing-chemicals.html, accessed 12/7/09.
3. United States of America vs. Joseph Konopka, US District Court, Northern District of Illinois, Eastern Division, Criminal Complaint Case number 02CR. news.findlaw.com/cnn/docs/terrorism/uskonopka031102cmp.pdf, accessed 12/7/09.
4. http://www.americanchemistry.com/s_responsiblecare/sec.asp?CID=1298&DID=4841, accessed 12/7/09.
5. http://www.opcw.org/chemical-weapons-convention/, accessed 12/7/09.