Das Alter des Universums
Fussnoten
1
Arthur Stinner, "Calculating the Age of the Earth and the Sun", Physics Education, V. 37, N. 4, 2002.
2
Hubble, Edwin, "A Relation between Distance and Radial Velocity among Extra-Galactic Nebulae", Proceedings of the National Academy of Sciences of the USA, V. 15, N. 3, S. 168-173.
3
Wendy L. Freedman and Barry F. Madore, "The Hubble Constant", Caltech Astronomy, Annu. Rev. Astron. Astrophys. 2010. 48:673-710.