@article{articlebaad1aed,
title   = {A validated chromatographic method for the determination of flavonoids in Copaifera langsdorfii by HPLC},
author = {Sousa, João Paulo B. and Brancalion, Ana Paula S. and Groppo Júnior, Milton and Bastos, Jairo Kenupp},
year = {2012},
journal   = {Natural Product Communications}
}