@article{appel_albagli_2019,  title={The adoption of Article Processing Charges as a business model by Brazilian Open Access journals},  volume={31},  ISSN={0103-3786},  url={https://doi.org/10.1590/2318-0889201931e180045},  DOI={10.1590/2318-0889201931e180045},  journal={Transinformação},  publisher={Pontifícia Universidade Católica de Campinas},  author={APPEL, Andre Luiz and ALBAGLI, Sarita},  year={2019},  pages={e180045} }