@misc{sforca_organicinorganic_membranes_1999, 
author={Sforca, M.L., Yoshida, I.V.P., Pereira Nunes, S.},
title={Organic-inorganic membranes prepared from polyether diamine and epoxy silane},
year={1999},
howpublished = {journal article},
note = {Sforca, M.; Yoshida, I.; Pereira Nunes, S.: Organic-inorganic membranes prepared from polyether diamine and epoxy silane. Journal of Membrane Science. 1999. vol. 159, 197-207.}}