(1)
Pezzopane, M.; Scotto, C. Software for the Automatic Scaling of Critical Frequency f0F2 and MUF(3000) F2 from Ionograms Appliedat the Ionospheric Observatory of Gibilmanna. Ann. Geophys. 2004, 47 (6). https://doi.org/10.4401/ag-3375.