@article{Toffoli2013, author = "Daniele Toffoli and Piero Decleva", title = "{Upper panel: rotationally averaged two-photon cross section of the N 1s orbitals of N2}", year = "2013", month = "6", url = "https://iop.figshare.com/articles/figure/_Upper_panel_rotationally_averaged_two_photon_cross_section_of_the_N_1s_orbitals_of_N_sub_2_sub_/1012119", doi = "10.6084/m9.figshare.1012119.v1" }