| Reference Label | Details |
|---|---|
| Feller 2006 | D. Feller, private communication (2006) |
| Feller 2007 | D. Feller and K. A. Peterson, J. Chem. Phys. 126, 114105/1-13 (2007) Probing the Limits of Accuracy in Electronic Structure Calculations: Is Theory Capable of Results Uniformly Better than "Chemical Accuracy"? |