@article{sant'anna_azevedo_senna_komárek_komárková_2004,  title={Planktic Cyanobacteria from São Paulo State, Brazil: Chroococcales},  volume={27},  ISSN={0100-8404},  url={https://doi.org/10.1590/S0100-84042004000200002},  DOI={10.1590/S0100-84042004000200002},  number={2},  journal={Brazilian Journal of Botany},  publisher={Sociedade Botânica de São Paulo},  author={Sant'Anna, Célia L. and Azevedo, Maria Teresa de P. and Senna, Pedro Américo C. and Komárek, Jirí and Komárková, Jaroslava},  year={2004},  month={Apr},  pages={213–227} }