Daggitt, Thomas A ; Horne, Richard B ; Glauert, Sarah A.. https://nora.nerc.ac.uk/id/eprint/533044/1/Space%20Weather%20-%202022%20-%20Daggitt%20-%20Variations%20in%20Observations%20of%20Geosynchronous%20Magnetopause%20and%20Last%20Closed%20Drift%20Shell.pdf.
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2022