Average diurnal and seasonal profiles of ionospheric storms

Wrenn, G.L.; Rodger, Alan S.; Rishbeth, H.. 1989 Average diurnal and seasonal profiles of ionospheric storms. In: Ionospheric structure and variability on a global scale and interactions with atmosphere and magnetosphere. Papers presented at the Electromagnetic Wave Propagation Panel Symposium, Munich, 16-20 May 1988. Neuilly-sur-Seine, Advisory Group for Aerospace Research and Development, 10-1-10-9. (AGARD Conference Proceedings, 441).