Reference Label	Details
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
Caffarel 2007	M. Caffarel, R. Hernández-Lamoneda, A. Scemama, and A. Ramírez-Solís, Phys. Rev. Lett. 99, 153001/1-4 (2007) Multireference Quantum Monte Carlo Study of the O4 Molecule