Ruefenacht, R., A. Murk, N. Kaempfer, P. Eriksson, and S. A. Buehler (2014), Middle-atmospheric zonal and meridional wind profiles from polar, tropical and midlatitudes with the ground-based microwave Doppler wind radiometer WIRA, ATMOSPHERIC MEASUREMENT TECHNIQUES, 7(12), 4491-4505, doi:10.5194/amt-7-4491-2014.