1. The influence of lower atmosphere dynamics on the mid-latitude sporadic E-layer;Akchurin;Adv. Space Res.,1997
2. The solar activity – QBO effect in the lower thermosphere;Chanin;Ann. Geophys.,1989
3. Dvukhletnyaya kvaziperiodichnost v kharakteristikah vysokoshirotnogo sporadicheskogo sloya E;Egorova;Russia, Geomagnet. Aeron.,1992
4. On the relation between the quasi-biennial oscillations of the Es-layer variations and of meteorological characteristics of the neutral atmosphere in a solar cycle;Egorova;Geomagnetism and Aeronomy, English Translation,1996
5. Interannual variation of the quasi-16-day oscillation in the polar summer mesospheric temperature;Espy;J. Geophys. Res.,1997