On Long-Term Changes of Electron Density in the Upper Mesosphere
On Thermosphere-Mesosphere-Stratosphere Coupling
Lower Ionosphere Model of the Polar Regions during Summer Noontime
On Unequal Distributions of Positive and Negative Ions in the Upper Stratosphere
Mesopause Scenario on Doubling of CO~2
ResuIts of rocket measurements of D-region ionization over Thumba during MAP
Variability of Mesospheric Nitric Oxide at Low Latitude