REFERENCES

• What Are Radio Telescopes? Retrieved from https://public.nrao.edu/telescopes/radio-telescopes

• Katz, Gregory (July 20, 2015). “Searching for ET: Hawking to look for extraterrestrial life”. AP News. Retrieved July 20, 2015.

• F.G.Radio Astronomy.Retrieved from https://web.archive.org/web/20131110022209/http://www.phy.cam.ac.ukhistory/years/radioast.php

• Shields, Gregory A. (1999). “A brief history of AGN”. The Publications of the Astronomical Society of the Pacific 111 (760): 661–678. Retrieved 3 October 2014.

• F. Ghigo. “Pre-History of Radio Astronomy”. National Radio Astronomy Observatory. Retrieved 2010-04-09.

• How does radio telescope works ? (n.d.). Retrieved from http://www.atnf.csiro.au/outreach/educatio/pulseatparkes/radiotelescopeintro.html

• Radio Telescope. (n.d.). Retrieved from http://abyss.uoregon.edu/ js/glossary/radio_telescope.html