The effect of solar activity on the Doppler and multipath spread of HF signals received over paths oriented along the midlatitude trough

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Comparison between the measured and predicted parameters of HF radio signals propagating along the midlatitude trough and within the polar cap

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The HF skywave channel: measured scattering functions for midlatitude and auroral channels and estimates for short-term wideband HF Rake modem performance

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Investigation of the relationship between optical auroral forms and HF radar E region backscatter., Ann (2000)

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Time of flight and direction of arrival of HF radio signals received over a path along the midlatitude trough: Observations

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Time of flight and direction of arrival of HF radio signals received over a path along the midlatitude trough: Theoretical considerations

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The Geomagnetic Field in Space, Ring Currents, and Auroral Isochasms

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Observations of the time-of-flight and direction of arrival of hf radio signals on a path affected by the mid-latitude trough.

Sub-Auroral, Mid-Latitude, and Low-Latitude Troughs during Severe Geomagnetic Storms

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