TY - JOUR T1 - The US experience in contracting out security and lessons for other countries JO - Revista Brasileira de PolĂ­tica Internacional A1 - Bruneau, Thomas C. SN - 0034-7329 UL - 10.1590/0034-7329201500112 VL - 58 Y1 - 2015 PB - Brazil ER -