@article{oliveira_2012,  title={Quantification of catechins and caffeine from green tea (Camellia sinensis) infusions, extract, and ready-to-drink beverages},  volume={32},  ISSN={0101-2061},  url={https://doi.org/10.1590/S0101-20612012005000009},  DOI={10.1590/S0101-20612012005000009},  number={1},  journal={Food Science and Technology},  publisher={Sociedade Brasileira de Ciência e Tecnologia de Alimentos},  author={Oliveira, Rafaela Macedo Mendes De},  year={2012},  month={Mar},  pages={163–166} }