1. The analysis of the air density and temperature behaviour in the stratosphere above Tomsk in periods of perturbed and quiet states performed according to the results of lidar measurements;Marichev;Optika Atmosfery i Okeana,2013
2. http://mirador.gsfc.nasa.gov
3. http://weather.uwyo.edu/upperair/sounding.html
4. COSPAR International Reference Atmosphere: 1986. Part II, Middle Atmosphere Models;Rees;Adv. Space Res,1990
5. http://users.met.fu-berlin.de/~Aktuell/strat-www/wdiag/eczm.php? alert=8 & forecast=all&var=u&lng=eng#fig1