@article{maluf_silva_oliveira_tavares_silvarolla_guerreiro filho_2009,  title={Altered expression of the caffeine synthase gene in a naturally caffeine-free mutant of Coffea arabica},  volume={32},  ISSN={1415-4757},  url={https://doi.org/10.1590/S1415-47572009005000090},  DOI={10.1590/S1415-47572009005000090},  number={4},  journal={Genetics and Molecular Biology},  publisher={Sociedade Brasileira de Genética},  author={Maluf, Mirian Perez and Silva, Carla Cristina da and Oliveira, Michelle de Paula Abreu de and Tavares, Aline Gomes and Silvarolla, Maria Bernadete and Guerreiro Filho, Oliveiro},  year={2009},  pages={802–810} }