@article{pereira_meschiatti_pires_blain_2018,  title={On the performance of three indices of agreement: an easy-to-use r-code for calculating the Willmott indices},  volume={77},  ISSN={0006-8705},  url={https://doi.org/10.1590/1678-4499.2017054},  DOI={10.1590/1678-4499.2017054},  number={2},  journal={Bragantia},  publisher={Instituto Agronômico de Campinas},  author={Pereira, Heloisa Ramos and Meschiatti, Monica Cristina and Pires, Regina Célia de Matos and Blain, Gabriel Constantino},  year={2018},  month={Apr},  pages={394–403} }