@misc{gomes_membranes_containing_2007, 
author={Gomes, D.,Roeder, J.,Ponce, M.L.,Pereira Nunes, S.},
title={Membranes containing heterocyclic groups for fuel cell application},
year={2007},
howpublished = {conference poster: Geesthacht (D); 04.-06.06.2007},
note = {Online available at: \url{} (DOI). Gomes, D.; Roeder, J.; Ponce, M.; Pereira Nunes, S.: Membranes containing heterocyclic groups for fuel cell application. In: New Materials for Membranes, Marie Curie Training and Conferences on Membrane Technology. Geesthacht (D). 2007.}}