@article{figueredo_giani_lemos filho_2009,  title={Photosynthetic capacity of three phytoplanktonic species measured by a pulse amplitude fluorometric method},  volume={21},  ISSN={1677-0420},  url={https://doi.org/10.1590/S1677-04202009000300001},  DOI={10.1590/S1677-04202009000300001},  number={3},  journal={Brazilian Journal of Plant Physiology},  publisher={Brazilian Journal of Plant Physiology},  author={Figueredo, Cleber Cunha and Giani, Alessandra and Lemos Filho, José Pires},  year={2009},  pages={167–174} }