T. . Kui Ee, V. Balasundram, N. Ibrahim, R. Isha, L. K. P. Hoang, and S. Shi, “Effect of Cerium Oxides Loaded Nitric Acid-Treated Palm Kernel Shell Biochar on Pyrolysis of High-Density Polyethylene ”, J. Res. Nanosci. Nanotech., vol. 16, no. 1, pp. 60–70, Aug. 2025.