S.  Lafuerza, Gretarsson, H., Hardy, F., Wolf, T., Meingast, C., Giovannetti, G., Capone, M., Sefat, A. S., Kim, Y. - J., Glatzel, P., and De'Medici, L., ?Evidence of Mott physics in iron pnictides from x-ray spectroscopy?, Physical Review B, vol. 96, 2017.