Reference Label	Details
Sansonetti 2005	J. E. Sansonetti and W. C. Martin, J. Phys. Chem. Ref. Data 34, 1559-2259 (2005) Handbook of Basic Atomic Spectroscopic Data Web: http://physics.nist.gov/PhysRefData/Handbook/
Pedersen 1998	U. V. Pedersen, H. H. Andersen, T. Andersen, and L. Veseth, Phys. Rev. A 58, 258 (1998) Binding Energy of the Metastable Ar- Ion