M. Nikitha, N. Kottam, S. P. Smrithi, B. K. Devendra, S. G. Prasannakumar, and G. Prasanth, “Single Step Transformation of Urea into Metal-Free g-C₃N₄ Nanoflakes for Visible-Light Photocatalytic Degradation of Crystal Violet Dye”, jmmf, vol. 71, no. 12A, pp. 185–191, May 2024.