TY  - JOUR 
T1  - Limnology in the Upper Paraná River floodplain: large-scale spatial and temporal patterns, and the influence of reservoirs
JO  - Brazilian Journal of Biology
A1  - Roberto, MC.
A1  - Santana, NF.
A1  - Thomaz, SM.
SN  - 1519-6984
UL  - 10.1590/S1519-69842009000300025
VL  - 69 
Y1  - 2009
PB  - Brasil 
ER  -