| Reference Label | Details |
|---|---|
| Huber 1979 | K. P. Huber and G. Herzberg, "Molecular Spectra and Molecular Structure. IV. Constants of Diatomic Molecules", Van Nostrand Reinhold: New York 1979 |
| note unc | The quoted uncertainty appeared to correspond to one std dev. and was multiplied by 2 to come closer to the desired 95% confidence limit |
| Ginter 1970 | M. L. Ginter and R. Battino, J. Chem. Phys. 52, 4469-4474 (1970) Potential-Energy Curves for the He2 Molecule |