@article{tossato_2007,  title={Os fundamentos da óptica geométrica de Johannes Kepler},  volume={5},  ISSN={1678-3166},  url={https://doi.org/10.1590/S1678-31662007000400003},  DOI={10.1590/S1678-31662007000400003},  number={4},  journal={Scientiae Studia},  publisher={Universidade de São Paulo, Departamento de Filosofia},  author={Tossato, Claudemir Roque},  year={2007},  month={Oct},  pages={471–499} }