CONTENTS
1. Introduction 503
2. General Picture of the Structure of the Atmospheres of the Terrestrial Planets 504
3. Experimental Data on the Upper Atmospheres of Venus and Mars 506
4. Fundamentals of the Theoretical Description of the Upper Atmosphere 511
5. Theoretical Models of the Structure and Dynamics of the Upper Atmospheres of Mars and Venus 518
6. Conclusions 526
Literature 527