@misc{gomes_novel_proton_2006, 
author={Gomes, D., Buder, I., Pereira Nunes, S.},
title={Novel Proton Conductive Membranes containing Sulfonated Silica},
year={2006},
howpublished = {conference lecture: Taormina (I);},
note = {Gomes, D.; Buder, I.; Pereira Nunes, S.: Novel Proton Conductive Membranes containing Sulfonated Silica. Euromembrane 2006. Taormina (I), 2006.}}