Rietveld, M. T. MPI for Aeronomy, Max Planck Institute for Solar System Research, Max Planck Society;
Brändström, B. U. E., Leyser, T. B., Steen, Å., Rietveld, M. T., Gustavsson, B., Aso, T., et al. (1999). Unambiguous evidence of HF pump-enhanced airglow at auroral latitudes. Geophysical Research Letters, 26(23), 3561-3564.