1. The atmosphere up to 30 kilometers;Byers;The Earth as a Planet,1954
2. Sydney Chapman Solar influences on the upper atmosphere The Sun's effects on the Earth's atmosphere Tech. Rep. 2 11 20 1956
3. Distribution, production rate and possible solar origin of natural tritium;Craig;Phys. Rev.,1957
4. Albedo, color, and polarization of the Earth;Danjon;The Earth as a Planet,1954
5. John W. Evans Variations of the Sun The Sun's effects on the Earth's atmosphere Tech. Rep. 2 1 10 1956