@article{ferraz_marques jr._rodriguez_santos_gomes_2004,  title={Use of 14C-AMS in the study of biological production in coastal upwelling areas},  volume={34},  ISSN={0103-9733},  url={https://doi.org/10.1590/S0103-97332004000500007},  DOI={10.1590/S0103-97332004000500007},  number={3a},  journal={Brazilian Journal of Physics},  publisher={Sociedade Brasileira de Física},  author={Ferraz, K. C. and Marques Jr., A. N. and Rodriguez, E. G. and Santos, G. M. and Gomes, P. R. S.},  year={2004},  month={Sep},  pages={732–736} }