@misc{baumann_measurements_on_1993, 
author={Baumann, R.,Busen, R.,Fimpel, H.,Kiemle, C.,Quante, M.,Reinhardt, M. E.},
title={Measurements on contrails of commercial aircraft},
year={1993},
howpublished = {conference paper,conference lecture: Anaheim, CA (USA); 17.-22.01.1993},
note = {Online available at: \url{} (DOI). Baumann, R.; Busen, R.; Fimpel, H.; Kiemle, C.; Quante, M.; Reinhardt, M.: Measurements on contrails of commercial aircraft. In: Proceedings of the Eighth Symposium on Meteorological Observations and Instrumentation. Anaheim, CA (USA). 1993. 484-489.}}