@article{arena_2021,  title={Narratives modes and foreign policy change: the debate on the 2015 Iran nuclear deal},  volume={64},  ISSN={0034-7329},  url={https://doi.org/10.1590/0034-7329202100107},  DOI={10.1590/0034-7329202100107},  number={1},  journal={Revista Brasileira de Política Internacional},  publisher={Centro de Estudos Globais da Universidade de Brasília},  author={Arena, Maria do Céu Pinto},  year={2021},  pages={e007} }