@article{Toffoli2013, author = "Daniele Toffoli and Piero Decleva", title = "{Upper panel: rotationally averaged two-photon cross section of the O 1s orbital of CO}", year = "2013", month = "6", url = "https://iop.figshare.com/articles/figure/_Upper_panel_rotationally_averaged_two_photon_cross_section_of_the_O_1s_orbital_of_CO/1012117", doi = "10.6084/m9.figshare.1012117.v1" }