@article{corrêa_2015,  title={Solar ultraviolet radiation: properties, characteristics and amounts
               observed in Brazil and South America},  volume={90},  ISSN={0365-0596},  url={https://doi.org/10.1590/abd1806-4841.20154089},  DOI={10.1590/abd1806-4841.20154089},  number={3},  journal={Anais Brasileiros de Dermatologia},  publisher={Sociedade Brasileira de Dermatologia},  author={Corrêa, Marcelo de Paula},  year={2015},  month={May},  pages={297–313} }