@misc{luedtke_a_combined_1995, 
author={Luedtke, O., Behling, R.-D.},
title={A combined membrane and adsorption unit in a hybrid process for the recovery of organic vapours},
year={1995},
howpublished = {conference lecture: Portland, OR (USA);},
note = {Luedtke, O.; Behling, R.: A combined membrane and adsorption unit in a hybrid process for the recovery of organic vapours. NAMS '95; 7th Annual Meeting: North American Membrane Society. Portland, OR (USA), 1995.}}