(1)
Baskaradas, J. A.; Bianchi, S.; Pietrella, M.; Pezzopane, M.; Sciacca, U.; Zuccheretti, E. Description of Ionospheric Disturbances Observed by Vertical Ionospheric Sounding at 3 MHz. Ann. Geophys. 2014, 57 (1), A0187. https://doi.org/10.4401/ag-6345.