@article{pettigrosso_popovich_2009,  title={Phytoplankton-aloricate ciliate community in the Bahía Blanca Estuary (Argentina): seasonal patterns and trophic groups},  volume={57},  ISSN={1679-8759},  url={https://www.scielo.br/j/bjoce/a/ZD8ptn9fym4nNpmK7MPSLBt/},  number={3},  journal={Brazilian Journal of Oceanography},  publisher={Universidade de São Paulo, Instituto Oceanográfico},  author={Pettigrosso, Rosa E. and Popovich, Cecilia A.},  year={2009},  month={Jul},  pages={215–227} }