M. Dhadly, J. Emmert, D. Drob, M. Conde, E. Doornbos, G. Shepherd, J. Makela, Q. Wu, R. Niciejewski, and A. Ridley. Seasonal dependence of northern high-latitude upper thermospheric winds: A quiet time climatological study based on ground-based and space-based measurements. J. Geophys. Res. Space Physics, American Geophysical Union, volume 122, pages 2619-2644, 2017 .