1. Gunshot wounds. Practical aspects of firearms, ballistics, and forensic techniques;Di Maio,1999
2. An empirical study of gunpowder residue patterns;Barnes;J Forensic Sci,1974
3. Handbook of firearms and ballistics. Examining and interpreting forensic evidence;Heard,1997
4. Sudebno-meditsinskaia ballistika;Popov,2002
5. Veränderungen der Textiloberfläche bei Nahschüssen;Berg;Arch Kriminol,1959