19 citations as recorded by crossref.

1. Response of the auroral lower ionosphere to solar flares in March 2012 according to ELF observations O. Lebed’ et al.
2. Observational Validation of Cutoff Models as Boundaries of Solar Proton Event Impact Area E. Heino & N. Partamies
3. Interhemispheric observations of impulsive nitrate enhancements associated with the four large ground-level solar cosmic ray events (1940–1950) L. Kepko et al.
4. Assimilation of real-time riometer measurements into models of 30 MHz polar cap absorption N. Rogers & F. Honary
5. Cosmic Noise Absorption During Solar Proton Events in WACCM‐D and Riometer Observations E. Heino et al.
6. Improved dynamic geomagnetic rigidity cutoff modeling: Testing predictive accuracy M. Clilverd et al.
7. Global mapping of ionospheric HF/VHF radio wave absorption due to solar energetic protons H. Sauer & D. Wilkinson
8. Interplanetary medium condition effects in the South Atlantic Magnetic Anomaly: A case study A. Mendes da Costa et al.
9. Probing the high latitude ionosphere from ground-based observations: The state of current knowledge and capabilities during IPY (2007–2009) L. Alfonsi et al.
10. Empirical determination of solar proton access to the atmosphere: Impact on polar flight paths J. Neal et al.
11. SuperDARN Radar‐Derived HF Radio Attenuation During the September 2017 Solar Proton Events E. Bland et al.
12. Characterization of high latitude radio wave propagation over Canada T. Cameron et al.
13. Low-frequency solar radio type II bursts and their association with space weather events during the ascending phase of solar cycle 25 T. Ndacyayisenga et al.
14. Energetic particle radiations measured by particle detector on board CBERS-1 satellite Y. Hao et al.
15. Probing geospace with VLF radio signals A. Kavanagh et al.
16. Characterization of High Latitude Radio Wave Propagation Over Canada T. Cameron et al.
17. Examination of the relationship between riometer-derived absorption and the integral proton flux in the context of modeling polar cap absorption R. Fiori & D. Danskin
18. Radiation Belt Slot Region Filling Events: Sustained Energetic Precipitation Into the Mesosphere A. Kavanagh et al.
19. Dynamic geomagnetic rigidity cutoff variations during a solar proton event C. Rodger et al.