Nikitha, M., N. Kottam, S. P. Smrithi, B. K. Devendra, S. G. Prasannakumar, and G. Prasanth. “Single Step Transformation of Urea into Metal-Free G-C₃N<sub>4</Sub> Nanoflakes for Visible-Light Photocatalytic Degradation of Crystal Violet Dye”. Journal of Mines, Metals and Fuels, vol. 71, no. 12A, May 2024, pp. 185-91, doi:10.18311/jmmf/2023/43600.