@misc{johnsen_gps_atmosphere_2003, author={Johnsen, K.-P.}, title={GPS Atmosphere Sounding Project - An Innovative Approach for the Recovery of Atmospheric Parameters -WP 232 - Validation of Regional Models - BALTEX - and Contributions to WP 341 and WP 344}, year={2003}, howpublished = {GKSS report}, note = {Online available at: \url{} (DOI). Johnsen, K.: GPS Atmosphere Sounding Project - An Innovative Approach for the Recovery of Atmospheric Parameters -WP 232 - Validation of Regional Models - BALTEX - and Contributions to WP 341 and WP 344. GKSS 2003-34. 2003.}}