“La0.8Bi0.2FeO3 Perovskite-Type: High-Performance of Photocatalytic Degradation of Ortho-Toluidine Blue Under Visible Light Irradiation”, East Eur. J. Phys., no. 1, pp. 278–287, Mar. 2024, doi: 10.26565/2312-4334-2024-1-24.