@article{eiguren-fernandez_miguel_2009,  title={Spark ignition vehicle contributions to atmospheric fine elemental carbon concentrations in coastal, rural and urban communities using polycyclic aromatic hydrocarbon tracers in the CMB model modified for reactivity},  volume={20},  ISSN={0103-5053},  url={https://doi.org/10.1590/S0103-50532009000700022},  DOI={10.1590/S0103-50532009000700022},  number={7},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Eiguren-Fernandez, Arantzazu and Miguel, Antonio H.},  year={2009},  pages={1358–1364} }