@article{fernandes_catelan_2023,  title={MEDIUM-SIZED CITIES AND THE EXPRESSIONS OF HIERARCHY-HETARARCHY IN THE BRAZILIAN URBAN SYSTEM},  volume={22},  ISSN={1984-2201},  url={https://doi.org/10.4215/rm2023.e22013},  DOI={10.4215/rm2023.e22013},  journal={Mercator (Fortaleza)},  publisher={Universidade Federal do Ceará},  author={Fernandes, J.S. and Catelan, M.J.V.},  year={2023},  pages={e22013} }