Reference Label	Details
est unc	estimated uncertainty
de Visser 1999	S. P. de Visser, E. van der Horst, L. J. de Koning, W. J. van der Hart, and N. M. M. Nibbering, J. Mass Spectrom. 34, 303-310 (1999) Characterization of Isomeric C4H5- Anions in the Gas Phase: Theory and Experiment