@article{manrich_2000,  title={Mensagem do presidente},  volume={10},  ISSN={0104-1428},  url={https://doi.org/10.1590/S0104-14282000000200001},  DOI={10.1590/S0104-14282000000200001},  number={2},  journal={Polímeros},  publisher={Associação Brasileira de Polímeros},  author={Manrich, Silvio},  year={2000},  month={Apr},  pages={e1–e1} }