29 citations as recorded by crossref.

1. The effect of carbon dioxide cooling on trends in the F2-layer ionosphere L. Qian et al.
2. Trends in the F2-layer critical frequency from data obtained at the ionospheric station Yakutsk during the period from 1956 to 2017 S. Kobyakova et al.
3. Overview of the trends in the ionospheric E and F2 regions A. Danilov
4. On the role of solar and geomagnetic activity in long-term trends in the atmosphere–ionosphere system J. Laštovička
5. Geomagnetic control of the midlatitude foF1 and foF2 long‐term variations: Recent observations in Europe L. Perrone & A. Mikhailov
6. 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.
7. Long‐term temperature trends in the ionosphere above Millstone Hill J. Holt & S. Zhang
8. Solar Hysteresis Pattern and Spectral Components in TEC Time Series (GPS and TIE‐GCM) of the Quadrilaterally Coupled Geomagnetic Conjugate Low‐Latitude Stations S. Rao et al.
9. Methodological influences on F-region peak height trend analyses M. Jarvis et al.
10. Long‐term ionospheric trends based on ground‐based ionosonde observations at Kokubunji, Japan Z. Xu et al.
11. Modeling the effects of secular variation of geomagnetic field orientation on the ionospheric long term trend over the past century X. Yue et al.
12. Trends in the ionospheric E-region A. Mikhailov
13. Model simulations of global change in the ionosphere L. Qian et al.
14. Critical Issues in Ionospheric Data Quality and Implications for Scientific Studies E. Araujo‐Pradere et al.
15. Diurnal and Seasonal Variation of Critical Frequency in Malaysia from 2005 to 2007 S. Abdullah & A. Mohd Zain
16. Modeling of GPS total electron content over the African low-latitude region using empirical orthogonal functions G. Andima et al.
17. Comparing long-term trends in the ionospheric F2-region with two different methods J. Bremer et al.
18. F2-region response to geomagnetic disturbances A. Danilov
19. Do ionospheric trends indicate to the greenhouse effect? A. Danilov
20. Does theF10.7index correctly describe solar EUV flux during the deep solar minimum of 2007-2009? Y. Chen et al.
21. The geomagnetic control concept of the F2-layer parameter long-term trends A. Mikhailov
22. Long-term trends in foF2: A comparison of various methods J. Laštovička et al.
23. Progress in observations and simulations of global change in the upper atmosphere L. Qian et al.
24. Applying artificial neural network to derive long‐term foF2 trends in the Asia/Pacific sector from ionosonde observations X. Yue et al.
25. Trends in the F2-layer critical frequency from data obtained at the ionospheric station Yakutsk during the period from 1956 to 2017 S. Kobyakova et al.
26. Progress in studies of the trends in the ionosphere F region A. Danilov
27. Millstone Hill ISR observations of upper atmospheric long-term changes: Height dependency S. Zhang et al.
28. Trends in the thermosphere derived from global ionosonde observations J. Bremer
29. foF2 long-term trends at the southern crest of the equatorial anomaly A. Elías & N. de Adler