@misc{ansmann_stratospheric_aerosol_1991, 
author={Ansmann, A., Wandinger, U., Schulze, C., Weitkamp, C., Michaelis, W.},
title={Stratospheric aerosol measurements with a combined Raman elastic backscatter lidar},
year={1991},
howpublished = {GKSS report},
note = {Ansmann, A.; Wandinger, U.; Schulze, C.; Weitkamp, C.; Michaelis, W.: Stratospheric aerosol measurements with a combined Raman elastic backscatter lidar. In: Optical Society of America (Ed.): Optical remote sensing of the atmosphere: conference edition; summaries of papers presented at the Optical Remote Sensing of the Atmosphere Topical Meeting. Williamsburg, VA (USA). 1991.}}