@article{costa_forster_1949,  title={Um enrolamento das fôlhas do fumo de causa genética},  volume={9},  ISSN={0006-8705},  url={https://doi.org/10.1590/S0006-87051949000100005},  DOI={10.1590/S0006-87051949000100005},  number={1-4},  journal={Bragantia},  publisher={Instituto Agronômico de Campinas},  author={Costa, A. S. and Forster, R.},  year={1949},  pages={43–45} }