21 citations as recorded by crossref.

1. Long-term changes in the dependence of NmF2 on solar flux at Juliusruh M. Tan Jun Rios et al. https://doi.org/10.5194/angeo-43-73-2025
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3. Reflection of the dynamics of interplanetary space parameters in the maximum observable frequencies on different ionospheric oblique-sounding paths O. Barkhatova https://doi.org/10.1007/s11141-011-9277-5
4. Variability of the Critical Frequency foF2 for Equatorial Regions during Solar Cycle’s Minima and Maxima at Ouagadougou and Manila Stations K. M’Bi et al. https://doi.org/10.4236/ijg.2019.1010047
5. Response of the mesosphere-thermosphere-ionosphere system to global change - CAWSES-II contribution J. Laštovička et al. https://doi.org/10.1186/s40645-014-0021-6
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7. Trends in the Neutral and Ionized Upper Atmosphere J. Laštovička et al. https://doi.org/10.1007/s11214-011-9799-3
8. Problems in calculating long-term trends in the upper atmosphere J. Laštovička & Š. Jelínek https://doi.org/10.1016/j.jastp.2019.04.011
9. foF2 Long-Term Trend at a Station Located near the Crest of the Equatorial Ionization Anomaly D. Gnabahou et al. https://doi.org/10.4236/ijg.2020.118027
10. Long-term trends of the F2-region at mid-latitudes in the Southern Hemisphere A. Sharan & S. Kumar https://doi.org/10.1016/j.jastp.2021.105683
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12. Trends in the F2 ionospheric layer due to long-term variations in the Earth's magnetic field A. Elias https://doi.org/10.1016/j.jastp.2009.05.014
13. Progress in observations and simulations of global change in the upper atmosphere L. Qian et al. https://doi.org/10.1029/2010JA016317
14. A long-term trend in the F2-layer critical frequency as observed at Alma-Ata ionosonde station G. Gordiyenko et al. https://doi.org/10.1186/1880-5981-66-125
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16. Solar activity index for long-term ionospheric forecasts M. Deminov https://doi.org/10.1134/S0010952516010068
17. An attempt to study long-term variation of sporadic E layers using neural networks X. Zuo et al. https://doi.org/10.1016/j.asr.2011.01.002
18. Spatiotemporal dynamics of submeridional and sublatitudinal ionospheric perturbations under different solar-geophysical conditions O. Barkhatova et al. https://doi.org/10.1134/S001679321501003X
19. Revealing the classes of ionospheric disturbances on the basis of multiyear data on the critical frequency of the F2 layer N. Barkhatov & O. Barkhatova https://doi.org/10.1134/S0016793212040020
20. Global pattern of trends in the upper atmosphere and ionosphere: Recent progress J. Laštovička https://doi.org/10.1016/j.jastp.2009.01.010
21. Modified solar flux index for upper atmospheric applications T. Maruyama https://doi.org/10.1029/2010JA016322