TY JOUR TI MORPHOLOGICAL CHARACTERISTICS OF SHORT-DISTANCE SHOT TRACES WHEN SHOOTING FROM 9 MM 9A-91 SUB-MACHINE GUN KW forensic ballistic examination KW sub-machine gun KW shot KW distance KW morphology KW additional traces JO Volgograd Academy of the Ministry of the Interior of Russia AU , .. AU , .. PY 2009 IS PB Volgograd Academy of the Ministry of Internal Affairs of Russia