1. Families Afield. (2010). An initiative for the future of hunting. Available from www.familiesafield.org/pdf/FamiliesAfield_Report.pdf.
2. Krouse W. (2012). Gun control legislation: Congressional research service report for Congress RL32842. Available from www.fas.org/sgp/crs/misc/RL32842.pdf.
3. Differential effects of suppressors on hazardous sound pressure levels generated by AR-15 rifles: Considerations for recreational shooters, law enforcement, and the military
4. Auditory risk estimates for youth target shooting
5. The reduction of gunshot noise and auditory risk through the use of firearm suppressors;Murphy W.;International Journal of Audiology,2018