References
- Apha, 1989: Standard Methods for the Examination of Water and Wastewater. — 16th edition. APHA/AWWA/WPCF, Baltimore.
- Bellinger, E. G., 1974: A note on the use of algal sizes in estimate of population standing crop. — Br. Phycol.]. 9: 157–161.
- Beyruth, Z., Sant'anna, C. L., Azevedo, M. T. P., Carvalho, M. C. & Pereira, H. A. S. L., 1992: Toxic algae in freshwaters of São Paulo State. — In: Cordeiro-Marinho, M. & Tomita, N. Y. (eds.): Algae and Environment: A General Approach: 53–64. SBFic/ CETESB, São Paulo.
- Boltovskoy, D., 1981: Atlas del zooplancton del Atlántico sudoctidental e métodos de trabajo con el zooplancton marino. — INIDEP, Mar del Plata. 396 pp.
- Branco, S. M., 1984: Limnologia Sanitaria Estudio de la Polucion de Aguas Continentales. — OEA — PRDCT, Washington, 115 pp.
- Ferreira, C. J. A. & Rocha, A. J. A., 1988: Comparative study of phytoplanktonic communities and the use of diversity as an environmental discriminator. — Acta Limnol. Brasil. 2: 447–468.
- Güntzel, A. M. & Bohrer, M. B. C., (in press): Embryonic development of Moina micrura (Cladocera: Moinidae). — Revista Brasileira de Biologia.
- Ott, W. R., 1978: Environmental Indices. Theory and Practice. — Ann Arbor, Michigan, 360 pp.
- Shapiro, J., 1973: Blue-green algae: Why they become dominant. — Science 4071: 382–384.
- SlÁDeČEk, V., 1979: Continental systems for assessment of river water quality. — International Symposium of Biological Indicators of Water Quality, Newcastle-Upon-Tyne, pp. 3–31.
- UtermÖHl, H., 1958: Zur Vervollkommung der quantitativen Phytoplanktonmethodik. — Mitt. Internat. Verein. Limnol. 9: 1–38.
- Uehlinger, V., 1964: Étude statistique des méthodes de dénobrement planctonique. — Arch. Sci. 17 (2): 121–123.