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First-Principles Calculation of Structural, Electronic, and Optical Properties of Cubic Perovskite CsPbF3: Erratum: Mohammed, Z. Y., Sami, S. A., & Salih, J. M. First-Principles Calculation of Structural, Electronic, and Optical Properties of Cubic Perovskite CsPbF3. East European Journal of Physics, (4), 390 (2023). Https: Doi.Org 10.26565 2312-4334-2023-4-49. East Eur. J. Phys. 2023, No. 3, 263-270. https://doi.org/10.26565/2312-4334-2023-3-23.