@misc{stuhlmann_retrievals_of_1991, 
author={Stuhlmann, R.,Bauer, P.},
title={Retrievals of surface radiation from satellite data and aircraft measurements over polar regions},
year={1991},
howpublished = {report part},
note = {Online available at: \url{} (DOI). Stuhlmann, R.; Bauer, P.: Retrievals of surface radiation from satellite data and aircraft measurements over polar regions. In: World climate research programme sea-ice and climate: Report of a Workshop on Polar Radiation Fluxes and Sea-Ice Modelling. 1991. 29-40.}}