Q. Liu, D. Ma, Y. Feng, and M. He, “Phosphoric Acid-assisted Structural Engineering of Wheat Straw-derived Hard Carbon for High-performance Sodium-ion Batteries”, ICJE, vol. 12, no. 4, pp. 420–427, Apr. 2026, doi: 10.6919/ICJE.202604_12(4).0044.