@article{conceição_2002,  title={Reference evapotranspiration based on class A pan evaporation},  volume={59},  ISSN={0103-9016},  url={https://doi.org/10.1590/S0103-90162002000300001},  DOI={10.1590/S0103-90162002000300001},  number={3},  journal={Scientia Agricola},  publisher={Escola Superior de Agricultura "Luiz de Queiroz"},  author={Conceição, Marco Antônio Fonseca},  year={2002},  month={Jul},  pages={417–420} }