@article{tremarin_ludwig_moreira filho_2008,  title={Thalassiosirales (Diatomeae) do rio Guaraguaçu, Bacia Litorânea, PR, Brasil},  volume={22},  ISSN={0102-3306},  url={https://doi.org/10.1590/S0102-33062008000400021},  DOI={10.1590/S0102-33062008000400021},  number={4},  journal={Acta Botanica Brasilica},  publisher={Sociedade Botânica do Brasil},  author={Tremarin, Priscila Izabel and Ludwig, Thelma Alvim Veiga and Moreira Filho, Hermes},  year={2008},  month={Oct},  pages={1101–1113} }