@article{carvalho_charles-edwards_2019,  title={Migration flows between levels of the Brazilian urban hierarchy in the period 1980-2010},  volume={36},  ISSN={0102-3098},  url={https://doi.org/10.20947/S0102-3098a0087},  DOI={10.20947/S0102-3098a0087},  journal={Revista Brasileira de Estudos de População},  publisher={Associação Brasileira de Estudos Populacionais},  author={Carvalho, Rodrigo Coelho de and Charles-Edwards, Elin},  year={2019},  pages={e0087} }