@article{henriques_saúde-guimarães_caldeira_souza_2017,  title={Development and validation of a stability indicating method for quantification of the sesquiterpene lactone eremantholide C from <i>Lychnophora trichocarpha</i> (Brazilian arnica)},  volume={27},  ISSN={0102-695X},  url={https://doi.org/10.1016/j.bjp.2017.03.001},  DOI={10.1016/j.bjp.2017.03.001},  number={4},  journal={Revista Brasileira de Farmacognosia},  publisher={Sociedade Brasileira de Farmacognosia},  author={Henriques, Bárbara O. and Saúde-Guimarães, Dênia A. and Caldeira, Tamires G. and Souza, Jacqueline de},  year={2017},  month={Jul},  pages={502–509} }