1. Zhou, J., Gu, J., Zhou, M., et al. (2002). Current Application Status and Development of High-Value-Added Products of Attapulgite Clay. Non-Metallic Mines, 25(2), 5-7.
2. Li, H., & Zheng, Z. (2002). Study on the Adsorption Performance of Attapulgite Clay. Comprehensive Utilization of Mineral Resources, 5(24-27).
3. Fan, H., He, S., Zhou, Y., et al. (2008). Adsorption of Heavy Metals in Wastewater by Attapulgite Clay. Mining Engineering, 6(2), 60-62.
4. Tan, L., Yao, C., Feng, L., et al. (2012). Study on Adsorption of Pb(II) Ions from Saline Chemical Wastewater by Attapulgite Clay. Non-Metallic Mines, 35(2), 58-62.
5. T. Chen, X. Xu, & S. Yue (2004). Jiangsu and Anhui Provinces' Attapulgite Clay: Nanomineralogy and Geochemistry. Technology Press.