@article{batista_garcía_castro_del corral_san feliciano_oliveira_2007, title={New oxidized ent-kaurane and ent-norkaurane derivatives from kaurenoic acid}, volume={18}, ISSN={0103-5053}, url={https://doi.org/10.1590/S0103-50532007000300020}, DOI={10.1590/S0103-50532007000300020}, number={3}, journal={Journal of the Brazilian Chemical Society}, publisher={Sociedade Brasileira de Química}, author={Batista, Ronan and García, Pablo A. and Castro, Maria A. and del Corral, José M. Miguel and San Feliciano, Arturo and Oliveira, Alaíde B. de}, year={2007}, pages={622–627} }