@misc{ohlrogge_membrane_technology_1998, 
author={Ohlrogge, K.},
title={Membrane technology for the recovery of VOCs},
year={1998},
howpublished = {conference lecture: Utrecht (NL); 12.05.1998},
note = {Online available at: \url{} (DOI). Ohlrogge, K.: Membrane technology for the recovery of VOCs. Studiedag VOC-emissies: Terugwinnen of verbranden. Utrecht (NL), 1998.}}