1. Optical observations of artificial clouds in the upper atmosphere;Milinevskii;Space research,1993
2. Creation of artificial clouds of vapor-like alkaline and alkaline-earth metals in the upper atmosphere of the Earth;Drobyzhev;Vestnik Samara State University,2012
3. Barium cloud experiments in the upper atmosphere;Reimar;The Century of Space Science,2001
4. Optical observations of the acoustic-gravity waves (AGW) supposedly initiated by rocket launches;Chernouss,2002
5. Observations of acoustic-gravity waves in the thermosphere following Space Shuttle ascents