TY  - JOUR 
T1  - Population dynamics: seasonal variation of phytoplankton functional groups in brazilian reservoirs (Billings and Guarapiranga, São Paulo)
JO  - Brazilian Journal of Biology
A1  - Gemelgo, MCP.
A1  - Mucci, JLN.
A1  - Navas-Pereira, D.
SN  - 1519-6984
UL  - 10.1590/S1519-69842009000500004
VL  - 69 
Y1  - 2009
PB  - Brasil 
ER  -