@article{duarte_vieira filho_silva_sousa_pinto_2002, title={Anti-trypanosomal activity of pentacyclic triterpenes isolated from Austroplenckia populnea (Celastraceae)}, volume={44}, ISSN={0036-4665}, url={https://doi.org/10.1590/S0036-46652002000200010}, DOI={10.1590/S0036-46652002000200010}, number={2}, journal={Revista do Instituto de Medicina Tropical de São Paulo}, publisher={Instituto de Medicina Tropical de São Paulo}, author={DUARTE, Lucienir Pains and VIEIRA FILHO, Sidney Augusto and SILVA, Grácia Divina de Fátima and SOUSA, José Rego de and PINTO, Artur da Silveira}, year={2002}, month={Mar}, pages={109–112} }