“Photo catalytic degradation of Indigo carmine in aqueous media using Nano crystalline zirconia by solid state method: synthesis and characterization” (2022) Eurasian Journal of Physics,Chemistry and Mathematics, 12, pp. 55–64. Available at: https://geniusjournals.org/index.php/ejpcm/article/view/2627 (Accessed: 20 January 2026).