1. Photometry of Venus;Barabashov;Bull. Acad. Sci. Kazakh SSR,1950
2. Radioative Transfer;Chandrasekhar,1950
3. Tables Related to Radiation Emerging From a Planetary Atmosphere with Rayleigh Scattering;Coulson,1960
4. Molecular Optical Thickness of the Atmospheres of Mars and Venus;Coulson,1962