URL: https://www.researchgate.net/profile/Shouwan-Chen/publication/225911530/figure/fig1/AS:670718983409669@1536923275621/color-online-The-polarized-and-unpolarized-differential-cross-sections-The-exact_Q320.jpg
URL2: https://www.researchgate.net/figure/color-online-The-polarized-and-unpolarized-differential-cross-sections-The-exact_fig1_225911530
