@article{bruneau_2015,  title={The US experience in contracting out security and lessons for other countries},  volume={58},  ISSN={0034-7329},  url={https://doi.org/10.1590/0034-7329201500112},  DOI={10.1590/0034-7329201500112},  number={1},  journal={Revista Brasileira de Política Internacional},  publisher={Centro de Estudos Globais da Universidade de Brasília},  author={Bruneau, Thomas C.},  year={2015},  month={Jan},  pages={230–248} }