1. Explosives
2. M. Commission on Physical Sciences, and Applications 1998
3. Ammonium nitrate: thermal stability and explosivity modifiers;Oxley;Thermochim. Acta,2002
4. A. Rodriguez Pakistani smugglers supplying Afghan bombmakers L. A. Times 2010 http://articles.latimes.com/2010/may/01/world/la-fg-pakistan-fertilizer-20100501
5. C. Brummitt Pakistani fertilizer fuels Afghan bombs, US troop deaths MSNBC 2011 http://www.nbcnews.com/id/44346944/ns/world_news-south_and_central_asia/t/pakistani-fertilizer-fuels-afghan-bombs-us-troop-deaths/