TY  - JOUR 
T1  - Methodological tests of a heterotrophy index for aquatic ecosystems
JO  - Brazilian Journal of Biology
A1  - Antonio, R. M.
A1  - Bianchini Jr., I.
SN  - 1519-6984
UL  - 10.1590/S1519-69842003000300003
VL  - 63 
Y1  - 2003
PB  - Brasil 
ER  -