@misc{geijoguerrero_longwave_irradiance_2003, 
author={Geijo-Guerrero, C.,Hollmann, R.,Gratzki, A.},
title={Longwave irradiance at surface level retrieval in the CM-SAF},
year={2003},
howpublished = {conference poster: Weimar (D); 29.09.-03.10.2003},
note = {Online available at: \url{} (DOI). Geijo-Guerrero, C.; Hollmann, R.; Gratzki, A.: Longwave irradiance at surface level retrieval in the CM-SAF. In: 2003 EUMETSAT, Meteorological Satellite Conference. Weimar (D). 2003.}}