Resonant inelastic X-ray scattering of the holon-antiholon continuum in SrCuO2. by Kim, Y, Hill, J, Benthien, H, Essler, F, Jeckelmann, E, Choi, H, Noh, T, Motoyama, N, Kojima, K, Uchida, S, Casa, D, Gog, T