TY  - JOUR 
T1  - Steroids and flavonoids of Porcelia macrocarpa
JO  - Journal of the Brazilian Chemical Society
A1  - Chaves, Mariana H.
A1  - Roque, Nidia F.
A1  - Ayres, Mariane C. Costa
SN  - 0103-5053
UL  - 10.1590/S0103-50532004000400026
VL  - 15 
Y1  - 2004
PB  - Brasil 
ER  -