Reference Label	Details
Leach 2003	S. Leach, M. Schwell, D. Talbi, G. Berthier, K. Hottmann, H.-W. Jochims, and H. Baumgärtel, Chem. Phys. 286, 15-43 (2003) He I Photoelectron Spectroscopy of Four Isotopologues of Formic Acid: HCOOH, HCOOD, DCOOH and DCOOD
Schwell 2001	M. Schwell, S. Leach, K. Hottmann, H.-W. Jochims, and H. Baumgärtel, Chem. Phys. 272, 77-90 (2001) He I Photoelectron Spectroscopy of Formic Acid Isotopomers HCOOH and DCOOD Erratum: Chem. Phys. 277, 225 (2002) [DOI: 10.1016/S0301-0104(01)00697-8]