Reference Label	Details
est unc	estimated uncertainty
Fennelly 1973	P. F. Fennelly, R. S. Hemsworth, H. I. Schiff, and D. K. Bohme, J. Chem. Phys. 59, 6405 (1973)
Fehsenfeld 1975	F. C. Fehsenfeld, W. Lindinger, and D. L. Albritton, J. Chem. Phys. 63, 443 (1975)