@article{krug_mendes_carvalho_1949,  title={Taxonomia de Coffea arabica L.: II - Coffea Arabica L. Var. Caturra e sua forma Xanthocarpa},  volume={9},  ISSN={0006-8705},  url={https://doi.org/10.1590/S0006-87051949000300001},  DOI={10.1590/S0006-87051949000300001},  number={9-12},  journal={Bragantia},  publisher={Instituto Agronômico de Campinas},  author={Krug, C. A. and Mendes, J. E. T. and Carvalho, A.},  year={1949},  pages={157–163} }