Airglow Measurements of Possible Changes in the Ionosphere and Middle Atmosphere
Chlorine and Bromine Ions in the D-Region
Features of E Region Irregularities at the Magnetic Equator and in its Vicinity
Has the Ionospheric F2 Region Changed Permanently During the Last Thirty Years?
Long-Term Changes in Ionospheric Parameters over Ahmedabad
Long-Term Changes in the Ionosphere
Long-Term Changes of the Mesosphere and Lower Thermosphere Temperature and Composition
Long-Term Decrease of Mesospheric Temperature, 1963-1995, Inferred from Radiowave Reflection Heights
Long-Term Trends in the Meso- and Thermosphere
Long-Term Trends in the Mesopause Wind Field Obtained from LF DI Wind Measurements at Collm, Germany
Long-Term Trends in the Upper Middle Atmosphere as Detected by Ionospheric Measurements
Mesopause Scenario on Doubling of CO~2
Middle Atmospheric Electrodynamics at Low Latitude over India
On Unequal Distributions of Positive and Negative Ions in the Upper Stratosphere
Permanent Changes in Sporadic E Layers over Fortaleza, Brazil
Spread-F during Quiet and Disturbed Periods at Midlatitudes
Universal Diurnal Variation of Mesopheric Electric Fields