@article{silvarolla_mazzafera_lima_2000,  title={Caffeine content of Ethiopian Coffea arabica beans},  volume={23},  ISSN={1415-4757},  url={https://doi.org/10.1590/S1415-47572000000100036},  DOI={10.1590/S1415-47572000000100036},  number={1},  journal={Genetics and Molecular Biology},  publisher={Sociedade Brasileira de Genética},  author={Silvarolla, Maria Bernadete and Mazzafera, Paulo and Lima, Marinez Muraro Alves de},  year={2000},  month={Mar},  pages={213–215} }