Huotari, S. ., Cazzaniga, M. ., Weissker, H.-C. ., Pylkkänen, T. ., Müller, H. ., Reining, L. ., … Monaco, G. . (2011). Dynamical response function in sodium studied by inelastic x-ray scattering spectroscopy. Phys. Rev. B, 84, 075108. https://doi.org/10.1103/PhysRevB.84.075108 (Original work published 2024)