Sruthi, Vasamsetti Sai, et al. “Development of Coconut Shell Derived Nanobiochar As High-Efficient Adsorbent for Removal of Congo Red and Malachite Green from Wastewater”. Asian Journal of Chemistry, vol. 38, no. 3, Mar. 2026, pp. 665-73, doi:10.14233/ajchem.2026.35248.