@article{fechine_silva_cunha_barbosa filho_agra_2002,  title={Alcalóides isolados Hornschuchia obliqua (Annonaceae)},  volume={12},  ISSN={0102-695X},  url={https://doi.org/10.1590/S0102-695X2002000300057},  DOI={10.1590/S0102-695X2002000300057},  journal={Revista Brasileira de Farmacognosia},  publisher={Sociedade Brasileira de Farmacognosia},  author={Fechine, I.M. and Silva, M.S. da and Cunha, E.V.L. da and Barbosa Filho, J.M. and Agra, M.F.},  year={2002},  pages={121–122} }