TY  - JOUR 
T1  - The chemical composition of Amazonian plants<sup>(</sup><sup>)</sup>
JO  - Acta Amazonica
SN  - 0044-5967
UL  - 10.1590/1809-43921974041025
VL  - 4 
Y1  - 1974
PB  - Brasil 
ER  -