PHOTOFRAGMENT SPECTROSCOPY OF MOLECULAR IONS USING FAST ION BEAMS J. T. Moseley, P. C. Cosby, J. Durup and J.-B. Ozenne J. Phys. Colloques, 40 C1 (1979) C1-46-C1-53 DOI: 10.1051/jphyscol:1979112