Development and validation of a rapid and reliable RP-HPLC-PDA method for the quantification of six diterpenes in Copaifera duckei, Copaifera reticulata and Copaifera multijuga oleoresins - Carneiro, L J; Bianchi, T C; da Silva, J JM; Oliveira, L C; Borges, C HG; Lemes, D C; Bastos, J K; Veneziani, R CS; Ambrosio, S R (J Brazil Chem Soc, 2018)