D'Angelo, G.; Piersanti, M.; Alfonsi, L.; Spogli, L.; Coco, I.; Li, G.; Baiqi, N. The Response of High Latitude Ionosphere to the 2015 June 22 Storm. Ann. Geophys. 2019, 62 (4), GM454. https://doi.org/10.4401/ag-7780.