@article{o 'donnell_1998,  title={Accountability horizontal e novas poliarquias},  ISSN={0102-6445},  url={https://doi.org/10.1590/S0102-64451998000200003},  DOI={10.1590/S0102-64451998000200003},  number={44},  journal={Lua Nova: Revista de Cultura e Política},  publisher={CEDEC},  author={O 'Donnell, Guillermo},  year={1998},  pages={27–54} }