@article{silveira_dischinger_2019,  title={The orientation and mobility of visual impaired people in bus and subway networks in Brazil},  volume={19},  ISSN={1678-8621},  url={https://doi.org/10.1590/s1678-86212019000100301},  DOI={10.1590/s1678-86212019000100301},  number={1},  journal={Ambiente Construído},  publisher={Associação Nacional de Tecnologia do Ambiente Construído - ANTAC},  author={Silveira, Carolina Stolf and Dischinger, Marta},  year={2019},  month={Jan},  pages={195–208} }