Nielsen, E. MPI for Aeronomy, Max Planck Institute for Solar System Research, Max Planck Society; Department Planets and Comets, Max Planck Institute for Solar System Research, Max Planck Society;
Nielsen, E., Uspensky, M., Kustov, A., Huuskonen, A., & Kangas, J. (1988). On the dependence of the Farly-BUneman turbulence level on ionospheric electric field. Journal of Atmospheric and Terrestrial Physics, 50, 601.