@misc{ohlrogge_operating_experience_1991, 
author={Ohlrogge, K.},
title={Operating experience with membrane systems in gasoline tanks farms},
year={1991},
howpublished = {conference lecture: Newton, MA (USA);},
note = {Ohlrogge, K.: Operating experience with membrane systems in gasoline tanks farms. In: Business Communications (Ed.): Proceedings: The 1991 Ninth Annual Membrane Technology/Planning Conference. Newton, MA (USA). 1991. 472-483.}}