Vu, N. T., A. P. Nguyen, H. S. Nguyen, V. A. Pham, D. T. Vu, and Q. M. Le. “Composite Materials Based on Biochar from Coffee Husk Origin and Nano Zero- Valent Type Fe/Cu: Potential for Treatment of Water Sources Contaminated With As(V)”. Journal of the Serbian Chemical Society, May 2025, doi:10.2298/JSC250205033V.