Garbuio, V., Cascella, M., Reining, L., Del Sole, R., & Pulci, O. (2006). Ab initio calculation of optical spectra of liquids: Many-body effects in the electronic excitations of water. Phys. Rev. Lett., 97. https://doi.org/10.1103/PhysRevLett.97.137402 (Original work published)