The Atomic Mass Data Center, http://csnwww.in2p3.fr/amdc/; accessed 06/02.

The Berkelely Laboratory Isotopes Project - Exploring the Isotopes, http://isotopes.lbl.gov/education/isotopes.htm; accessed 06/02.

CODATA - Committee on Data for Science and Technology, http://www.codata.org; accessed 06/02.

International Union of Pure and Applied Chemistry, http://www.iupac.org; accessed 06/02.

Krane, Kenneth S. Introductory Nuclear Physics. Wiley, 1988.

Lide, David R., ed. Handbook of Chemistry and Physics. CRC, 1995-1996.

Mohr, Peter J., and Taylor, Barry N. "CODATA recommended values of the fundamental physical constants: 1998." Rev Mod Phys, Vol. 72(2). April 2000: 351-495.

Physical Reference Data of the National Institute of Standards and Technology, http://physics.nist.gov/PhysRefData/contents.html; accessed 06/02.

Segal, Bernice G. Chemistry experiment and theory. Wiley, 1985.