@article{sartor_mazzafera_2000,  title={Caffeine formation by suspension cultures of Coffea dewevrei},  volume={43},  ISSN={1516-8913},  url={https://doi.org/10.1590/S1516-89132000000100009},  DOI={10.1590/S1516-89132000000100009},  number={1},  journal={Brazilian Archives of Biology and Technology},  publisher={Instituto de Tecnologia do Paraná - Tecpar},  author={Sartor, Rosana Mary and Mazzafera, Paulo},  year={2000} }