@article{jensen_1943,  title={Um estudo citológico comparativo de Thalictrum e Ilex},  volume={3},  ISSN={0006-8705},  url={https://doi.org/10.1590/S0006-87051943000800002},  DOI={10.1590/S0006-87051943000800002},  number={8},  journal={Bragantia},  publisher={Instituto Agronômico de Campinas},  author={Jensen, Henry Wilhelm},  year={1943},  month={Aug},  pages={199–222} }