HF-Induced Modifications of the Electron Density Profile in the Earth's Ionosphere Using the Pump Frequencies near the Fourth Electron Gyroharmonic. - Alexey V. Shindin; Evgeny N. Sergeev; Savely M. Grach; Gennady M. Milikh; Paul Bernhardt; Carl Siefring; Michael McCarrick; Yulia K. Legostaeva (Remote. Sens., 2021)

The Prototype of a Fast Vertical Ionosonde Based on Modern Software-Defined Radio Devices. - Alexey V. Shindin; Sergey P. Moiseev; Fedor I. Vybornov; Kseniya K. Grechneva; Viktoriya A. Pavlova; Vladimir R. Khashev (Remote. Sens., 2022)