1. APHA, M. A. H. (Ed.). (1988). Standard methods for the examination of water and waste water (20th ed.). Washington: American Public Health Association.
2. Asai, K., & Watanabe, T. (1995). Statistic classification of epilithic species into three ecological groups relating to organic water pollution (2) saprophilous and saproxenous taxa. Diatom, Japan, 10, 35–47.
3. Bere, T., & Tundisi, J. G. (2009). Weighted average regression and calibration of conductivity and pH of benthic diatoms in streams influenced by urban pollution—Sao Carlos/SP Brazil. Acta Limnologica Brasiliensis, 21, 317–325.
4. Bere, T. & Tundisi, J. G. (2010). Epipsammic diatoms in streams influenced by urban pollution, São Carlos-SP, Brazil. Brazilian Journal of Biology, 70 (in press).
5. Bicudo, C. E. M., & Menezes, M. (2006). Gêneros de água de águas continentais do Brazil: Chave para identificação e descrições. São Carlos: Rima Editora.