@article{graebner_morel_burrow_mostardeiro_ethur_dessoy_scher_2002,  title={Diterpenos isolados de Humirianthera ampla. Miers.},  volume={12},  ISSN={0102-695X},  url={https://doi.org/10.1590/S0102-695X2002000300039},  DOI={10.1590/S0102-695X2002000300039},  journal={Revista Brasileira de Farmacognosia},  publisher={Sociedade Brasileira de Farmacognosia},  author={Graebner, Ilmar Bernardo and Morel, Ademir Farias and Burrow, Robert A. and Mostardeiro, Marco Aurélio and Ethur, Eduardo Miranda and Dessoy, Emilia C. M. and Scher, Alessandro},  year={2002},  pages={80–81} }