@article{alencar_barbosa_2021,  title={Open Access Publications with Article Processing Charge (APC) Payment: a Brazilian Scenario Analysis},  volume={93},  ISSN={0001-3765},  url={https://doi.org/10.1590/0001-3765202120201984},  DOI={10.1590/0001-3765202120201984},  number={4},  journal={Anais da Academia Brasileira de Ciências},  publisher={Academia Brasileira de Ciências},  author={ALENCAR, BÁRBARA NEVES and BARBOSA, MARCIA C.},  year={2021},  pages={e20201984} }