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
est unc	estimated uncertainty
Beckhaus 1994	H.-D. Beckhaus, S. Verevkin, C. Ruchardt, F. Diederich, C. Thilgen, H.-U. Meer, H. Mohn, and W. Muller, Angew. Chem. Int. Ed. 33, 996-998 (1994) C70 is More Stable than C60: Experimental Determination of the Heat of Formation of C70