Reference Label	Details
est unc	estimated uncertainty
Seno 1975	M. Seno, S. Tsuchiya, H. Kise, and T. Asahara, Bull. Chem. Soc. Jpn. 48, 2001-2005 (1975) Studies on Bond Character in Phosphorus Ylides by Combustion Heat and X-Ray Photoelectron Spectroscopy