@article{cavalcante_2009,  title={Peace in international relations},  volume={52},  ISSN={0034-7329},  url={https://doi.org/10.1590/S0034-73292009000100011},  DOI={10.1590/S0034-73292009000100011},  number={1},  journal={Revista Brasileira de Política Internacional},  publisher={Centro de Estudos Globais da Universidade de Brasília},  author={Cavalcante, Fernando},  year={2009},  month={Jan},  pages={187–188} }