N. Krasae, K. Wantala, P. Tantriratna, and N. Grisdanurak, “Removal of Nitrate by Bimetallic Copper-nanoscale Zero-valent Iron (Cu-nZVI): Using 2k Full Factorial Design”, App. Envi. Res., vol. 36, no. 2, pp. 15–24, Feb. 2019.