@misc{gomes_sulfonated_silicabased_2006, 
author={Gomes, D., Buder, I., Pereira Nunes, S.},
title={Sulfonated Silica-based Electrolyte Composite Membranes},
year={2006},
howpublished = {journal article},
doi = {https://doi.org/10.1002/polb.20868},
abstract = {obtained. The combination of these effects may lead to significant improvement in fuel cells (fed with hydrogen or methanol) at temperatures above 100°C.},
note = {Online available at: \url{https://doi.org/10.1002/polb.20868} (DOI). Gomes, D.; Buder, I.; Pereira Nunes, S.: Sulfonated Silica-based Electrolyte Composite Membranes. Journal of Polymer Science  B. 2006. vol. 44, no. 16, 2278-2298. DOI: 10.1002/polb.20868}}