@article{takahata_chong_1999,  title={Density-functional calculations of molecular electron affinities},  volume={10},  ISSN={0103-5053},  url={https://doi.org/10.1590/S0103-50531999000500003},  DOI={10.1590/S0103-50531999000500003},  number={5},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Takahata, Yuji and Chong, Delano P.},  year={1999},  month={Sep},  pages={354–358} }