@misc{windmoeller_pertraction_of_1994, 
author={Windmoeller, D.,Pereira Nunes, S.,Boeddeker, K. W.},
title={Pertraction of carbonic acids through ion exchange polymeric membranes},
year={1994},
howpublished = {conference lecture: Gramado RS (BR); September 4-8, 1994},
note = {Online available at: \url{} (DOI). Windmoeller, D.; Pereira Nunes, S.; Boeddeker, K.: Pertraction of carbonic acids through ion exchange polymeric membranes. 6.° Coloquio Internacional de Macromoleculas (6th International Colloquium on Macromolecules). Gramado RS (BR), 1994.}}