The Cyclical Serpent: Prospects for an Ever-Repeating Universe
Paul G. Halpern
"Huchra, John, "The Cosmological Distance Scale,” in The Early universe: Reprints, edited by Edward Kolb and Michael Turner (New York: Addison-Wesley , 1988), pp.55–61. Kiernan, Vincent, “Hubble Repair Boosts Space Station's Prospects ...