1. Confidence level variations in firearms identifications through computerized technology;Masson;AFTE J,1997
2. Transcript of hearing United States vs. Diaz
3. The scientific foundations of firearms and tool mark identification: a response to recent challenges;Nichols;CAC News,2006
4. Firearm/toolmark identification: passing the reliability test under federal and state evidentiary standards;Grzybowski;AFTE J,2003