8 citations as recorded by crossref.

1. Ionospheric F-region response to geomagnetic disturbances A. Danilov https://doi.org/10.1016/j.asr.2013.04.019
2. Differences in magnetic storm and quiet ionospheric deterministic chaotic behavior: GPS total electron content analyses K. Unnikrishnan et al. https://doi.org/10.1029/2005JA011311
3. Multi-instrumental observation of weak magnetic storms occurred during the period, 18–21 March 2002 K. Unnikrishnan et al. https://doi.org/10.1016/j.jastp.2011.02.019
4. Seasonal and solar activity dependence of storm time TEC variations for a low latitude station Palehua P. Subhadra Devi et al. https://doi.org/10.1016/j.jastp.2011.03.002
5. The Observation of Traveling Ionospheric Disturbances Using the Sanya Incoherent Scatter Radar S. Xu et al. https://doi.org/10.3390/rs16173126
6. Comparison of vertical E × B drift velocities and ground-based magnetometer observations of DELTA H in the low latitude under geomagnetically disturbed conditions M. Prabhu & K. Unnikrishnan https://doi.org/10.1016/j.asr.2017.08.027
7. Study of daytime vertical E × B drift velocities inferred from ground-based magnetometer observations of ΔH, at low latitudes under geomagnetically disturbed conditions P. Subhadra Devi & K. Unnikrishnan https://doi.org/10.1016/j.asr.2013.12.007
8. Differences in daytime and nighttime ionospheric deterministic chaotic behavior: GPS total electron content analyses K. Unnikrishnan et al. https://doi.org/10.1029/2005JA011313