TY  - JOUR 
T1  - Fish diversity along spatial gradients in the Itaipu Reservoir, Paraná, Brazil
JO  - Brazilian Journal of Biology
A1  - Oliveira, E. F.
A1  - Goulart, E.
A1  - Minte-Vera, C. V.
SN  - 1519-6984
UL  - 10.1590/S1519-69842004000300008
VL  - 64 
Y1  - 2004
PB  - Brasil 
ER  -