@article{pereira_carvalho_fernandes_azevedo_2011,  title={Chemotaxonomical aspects of lower Cretaceous amber from Recôncavo Basin, Brazil},  volume={22},  ISSN={0103-5053},  url={https://doi.org/10.1590/S0103-50532011000800015},  DOI={10.1590/S0103-50532011000800015},  number={8},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Pereira, Ricardo and Carvalho, Ismar S. and Fernandes, Antonio Carlos S. and Azevedo, Débora A.},  year={2011},  month={Aug},  pages={1511–1518} }