Sponza, L. ., Véniard, V. ., Sottile, F. ., Giorgetti, C. ., & Reining, L. . (2013). Role of localized electrons in electron-hole interaction: The case of SrTiO3. Phys. Rev. B, 87, 235102. https://doi.org/10.1103/PhysRevB.87.235102 (Original work published 2024)