@article{björnberg_1954,  title={The occurrence of Amphioxides pelagicus (Günther) in the Fernando de Noronha Island plankton},  volume={5},  ISSN={0373-5524},  url={https://doi.org/10.1590/S0373-55241954000100003},  DOI={10.1590/S0373-55241954000100003},  number={1-2},  journal={Boletim do Instituto Oceanográfico},  publisher={Instituto Oceanográfico da Universidade de São Paulo},  author={Björnberg, Tagea K.S.},  year={1954},  pages={83–86} }