ResuIts of rocket measurements of D-region ionization over Thumba during MAP
On Long-Term Changes of Electron Density in the Upper Mesosphere
On Thermosphere-Mesosphere-Stratosphere Coupling
Variability of Mesospheric Nitric Oxide at Low Latitude
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