1. Atmospheric and hydrospheric evolution of the primitive earth;Cloud;Science,1968
2. On the chemical evolution of the terrestrial and cytherean atmospheres;Holland,1964
3. Life detection by atmospheric analysis;Hitchcock;Icarus,1967
4. The biochemistry of the terrestrial atmosphere;Hutchinson,1954
5. Mariner IV. Photography of Mars; initial results;Leighton;Science,1965