Books:

Dicks, D.R., Early Greek Astronomy to Aristotle (New York: Cornell University Press, 1970)

Krupp, Dr. E.C., Echoes of the Ancient Skies (New York: Harper and Row, 1983)

Chaisson and McMillan, Astronomy Today (New Jersey: Prentice- Hall, 1993)

Articles:

Sheehan and Armstrong, "Moon Over Marathon", Astronomy, December 1996

Internet Sites:

Vatican exhibit on Greek Astronomy