@article { ISI:A1977DW51100005, title = {ELECTRON-SPECTROSCOPY USING EXCITED ATOMS AND PHOTONS .9. PENNING IONIZATION OF CO2, CS2, COS, N2O, H2S, SO2 AND NO2}, journal = {JOURNAL OF ELECTRON SPECTROSCOPY AND RELATED PHENOMENA}, volume = {12}, number = {1}, year = {1977}, pages = {77-93}, issn = {0368-2048}, doi = {10.1016/0368-2048(77)85069-X}, author = {Brion, CE and YEE, DSC} }