@misc{ruffmann_organicinorganic_composite_2003, 
author={Ruffmann, B., Silva, H., Schulte, B., Pereira Nunes, S.},
title={Organic/inorganic composite membranes for application in DMFC},
year={2003},
howpublished = {journal article},
note = {Ruffmann, B.; Silva, H.; Schulte, B.; Pereira Nunes, S.: Organic/inorganic composite membranes for application in DMFC. Solid State Ionics. 2003. vol. 162-163, 269-275.}}