@article{vinhola_facci_dias_azevedo_borissevitch_huguenin_2012,  title={Self-assembled films from chitosan and poly(vinyl sulfonic acid) on Nafion® for direct methanol fuel cell},  volume={23},  ISSN={0103-5053},  url={https://doi.org/10.1590/S0103-50532012000300021},  DOI={10.1590/S0103-50532012000300021},  number={3},  journal={Journal of the Brazilian Chemical Society},  publisher={Sociedade Brasileira de Química},  author={Vinhola, Leonardo and Facci, Tiago and Dias, Luis G. and Azevedo, Dayse C. de and Borissevitch, Galina and Huguenin, Fritz},  year={2012},  month={Mar},  pages={531–537} }