@article{campos_cysne_2023,  title={Public finances sustainability by panel data models with cross-sectional dependence: analysis of Brazilian states},  volume={33},  ISSN={0103-6351},  url={https://doi.org/10.1590/0103-6351/7588},  DOI={10.1590/0103-6351/7588},  number={1},  journal={Nova Economia},  publisher={Nova Economia},  author={Campos, Eduardo Lima and Cysne, Rubens Penha},  year={2023},  month={Jan},  pages={121–151} }