7 citations as recorded by crossref.

1. foF2 vs solar indices for the Rome station: Looking for the best general relation which is able to describe the anomalous minimum between cycles 23 and 24 L. Perna & M. Pezzopane 10.1016/j.jastp.2016.08.003
2. Review of Long-Term Trends in the Equatorial Ionosphere Due the Geomagnetic Field Secular Variations and Its Relevance to Space Weather A. Elias et al. 10.3390/atmos13010040
3. Tests of Sunspot Number Sequences: 1. Using Ionosonde Data M. Lockwood et al. 10.1007/s11207-016-0855-8
4. Inferring thermospheric composition from ionogram profiles: a calibration with the TIMED spacecraft C. Scott et al. 10.5194/angeo-39-309-2021
5. Calibrating estimates of ionospheric long-term change C. Scott et al. 10.5194/angeo-42-395-2024
6. Tests of Sunspot Number Sequences: 4. Discontinuities Around 1946 in Various Sunspot Number and Sunspot-Group-Number Reconstructions M. Lockwood et al. 10.1007/s11207-016-0967-1
7. Annual and semi-annual variations of electron density in the topside ionosphere observed by CSES K. Zhu et al. 10.3389/feart.2023.1098483