Surface and Bulk σ*(C-D) States in NEXAFS Spectra of Condensed Formic Acid Layers H. I. Sekiguchi, T. Sekiguchi et K. TanakaJ. Phys. IV France, 7 C2 (1997) C2-499-C2-500DOI: https://doi.org/10.1051/jp4/1997068