@article{gomes_ibañez_freitas_2010,  title={Spatial and temporal variation of Peridinium umbonatum F. Stein, 1883 (Dinophyceae) and its relationship with total phytoplankton of a shallow, oligotrophic lake in central Brazil (Lagoon Bonita, Distrito Federal)},  volume={22},  ISSN={2179-975X},  url={https://doi.org/10.4322/actalb.02203008},  DOI={10.4322/actalb.02203008},  number={3},  journal={Acta Limnologica Brasiliensia},  publisher={Associação Brasileira de Limnologia},  author={Gomes, Patrícia Pereira and Ibañez, Maria do Socorro Rodrigues and Freitas, June Springer de},  year={2010},  month={Jul},  pages={317–324} }