RT Article T1 Easing concealed firearms laws: effects on homicide in three states JF The journal of criminal law and criminology VO 86 IS 1 SP 193 OP 206 A1 MacDowall, David A2 Loftin, Colin A2 Wiersema, Brian LA English YR 1995 UL https://krimdok.uni-tuebingen.de/Record/1639353488 K1 Schusswaffenkontrolle K1 USA