@misc{reichardt_unexpectedly_low_1996, 
author={Reichardt, J.,Ansmann, A.,Serwazi, M.,Weitkamp, C.,Michaelis, W.},
title={Unexpectedly low ozone concentration in midlatitude tropospheric ice clouds: A case study},
year={1996},
howpublished = {journal article},
note = {Online available at: \url{} (DOI). Reichardt, J.; Ansmann, A.; Serwazi, M.; Weitkamp, C.; Michaelis, W.: Unexpectedly low ozone concentration in midlatitude tropospheric ice clouds: A case study. Geophysical Research Letters. 1996. vol. 23, no. 15, 1929-1932.}}