1. M. M. Chaudhri J. E. Field Deflagration in Single Crystal Lead Azidde 5th Symposium (International) on Detonation Pasadena CA USA August 18–21 1970 p. 301.
2. EH40/98Occupational exposure limits HSE HMSO Norwich UK1998.
3. Lead Particulates in Armoured fighting vehicles unpublished ASC report Royal Military College of Science Shrivenham UK1988.
4.
5. US Environmental Protection Agency Reports available at http://www.epa.gov/EPA typical TRW recommendations for performing Human Health Risk analysis on Small arms Shooting ranges. EPA 540R926152003;