Takenaka, R. A., M. J. Dellamano-Oliveira, and O. Rocha. “Toxicity of the Extracts of Cyanobacteria Blooms from Tietê River Reservoirs, SP, to the Daphnids Ceriodaphnia Dubia E Ceriodaphnia Silvestrii (Cladocera, Crustacea)”. Ecotoxicology and Environmental Contamination, vol. 2, no. 2, July 2007, pp. 147-56, doi:10.5132/jbse.2007.02.007.