The Upper Atmosphere : Proceedings of the International symposium on solar-terrestrial physics, held in Leningrad, U.S.S.R. 12-19 May 1970

Interpretation of Ionospheric Effects of Solar Flares.- Behaviour of Ionized Components in the Chemistry and Aeronomy of D and E Regions.- The Chemistry of Neutral Species in the D and E Regions.- Transport Processes in the Thermosphere.- The Exosphere and Geocorona.- Electric Fields and their Effects in the Ionosphere.- Electric Fields and their Effects in the Ionosphere.- The Structure of the Plasmasphere on the Basis of Direct Measurements.- The Structure of the Plasmasphere on the Basis of Indirect Measurements.- On the Interaction between the Magnetosphere and the Ionosphere.- Theoretical Model of F-Region Storms.