[1] C.G. Jansky, "Directional Studies of Atmospherics at High Frequencies," Proceedings of the Institute of Radio Engineers, vol. 20, no. 13, December 1932

[2] G. Reber, "Cosmic Static", Proceedings of the Institute of Radio Engineers, 1940; G. Reber, "Radio Emissions from the Milky Way", Astrophysical Journal, vol. 100, 1944

[3], [4] B.K. Malphrus, The History of Radio Astronomy and the National Radio Astronomy Observatory, Kreiger Publishing Company, 1996

[5], [6] M. Dahlem, E. Brinks, "The World of Radio Astronomy Part 4", Mercury, the Journal of the Astronomical Society of the Pacific, vol. 25, no. 5, September/October 1996